A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /…

cve CVE-2025-9779 2 sources, 3 claims · Watch

NVD writes:
A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used. the claim

Severity: high GitHub advisories
HIGH NVD
CVSS: 8.8 GitHub advisories
8.8 NVD
Vendor: TOTOLINK NVD
Product: A702R NVD
CWE: CWE-119 GitHub advisories
CWE-119, CWE-120 NVD

How far exploitation has got

No public code known
Proof of concept
Proof of concept, verified
A Metasploit module
Exploited in the wild
Used in ransomware campaigns

Timeline

2025-09-01	first spoke of it: A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.	NVD
2026-09-26	first spoke of it: A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this...	GitHub advisories

A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

What it is to other things

affects	totolink/a702r NVD
affects	totolink/a702r_firmware NVD
made_by	totolink NVD

Every value, with what each source said and its receipt

Property Source Said Means here

Automatable

automatable

NVD

At least one of those steps needs a person.

receipt

Source: NVD
Its words: no
Read by: field:cve.metrics.ssvcV203[].ssvcData.options[].automatable
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	no
2026-09-29 09:45 UTC	—

What the source handed over

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—

CVSS

cvss

GitHub advisories

8.8

receipt

Source: GitHub advisories
Said since: 2026-09-26 15:00 UTC
Last answered: 2026-10-06 17:41 UTC
Original: open at the source

This source has not kept a receipt for this claim yet. The next update that reads it will.

—

CVSS

cvss

NVD

8.8

receipt

Source: NVD
Its words: 8.8
Read by: field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseScore || field:cve.metrics.cvssMetricV31[].cvssData.baseScore
Said since: 2026-09-29 09:45 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

What the source handed over

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—

Cvss4

cvss4

NVD

7.4

receipt

Source: NVD
Its words: 7.4
Read by: field:cve.metrics.cvssMetricV40[type=Primary].cvssData.baseScore || field:cve.metrics.cvssMetricV40[].cvssData.baseScore
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	7.4
2026-09-29 09:45 UTC	—

What the source handed over

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          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2025-9779",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2025-09-02T14:27:41.673358Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2025-09-01T13:15:33.730",
    "references": [
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Permissions Required"
        ],
        "url": "https://vuldb.com/?ctiid.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?id.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?submit.640987"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Product"
        ],
        "url": "https://www.totolink.net/"
      }
    ],
    "sourceIdentifier": "cna@vuldb.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-119"
          },
          {
            "lang": "en",
            "value": "CWE-120"
          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

Cvss4 vector

cvss4_vector

NVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

receipt

Source: NVD
Its words: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Read by: field:cve.metrics.cvssMetricV40[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV40[].cvssData.vectorString
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
2026-09-29 09:45 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "A702R",
            "vendor": "TOTOLINK",
            "versions": [
              {
                "status": "affected",
                "version": "4.0.0-B20211108.1423"
              }
            ]
          }
        ],
        "source": "cna@vuldb.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20211108.1423:*:*:*:*:*:*:*",
                "matchCriteriaId": "BDC10DD4-AB61-4AFE-95DF-EA26CCF862F9",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          },
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*",
                "matchCriteriaId": "49D3C58B-4632-464E-A0A6-33807E9A1842",
                "vulnerable": false
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ],
        "operator": "AND"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used."
      },
      {
        "lang": "es",
        "value": "Se detectó una vulnerabilidad en TOTOLINK A702R 4.0.0-B20211108.1423. La función sub_4162DC del archivo /boafrm/formFilter está afectada por esta vulnerabilidad. La manipulación del argumento ip6addr provoca un desbordamiento de búfer. Es posible lanzar el ataque de forma remota. El exploit ya es público y puede ser utilizado."
      }
    ],
    "id": "CVE-2025-9779",
    "lastModified": "2026-09-26T00:10:00.127",
    "metrics": {
      "cvssMetricV2": [
        {
          "acInsufInfo": false,
          "baseSeverity": "HIGH",
          "cvssData": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 9.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "source": "cna@vuldb.com",
          "type": "Secondary",
          "userInteractionRequired": false
        }
      ],
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9,
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2025-9779",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2025-09-02T14:27:41.673358Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2025-09-01T13:15:33.730",
    "references": [
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Permissions Required"
        ],
        "url": "https://vuldb.com/?ctiid.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?id.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?submit.640987"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Product"
        ],
        "url": "https://www.totolink.net/"
      }
    ],
    "sourceIdentifier": "cna@vuldb.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-119"
          },
          {
            "lang": "en",
            "value": "CWE-120"
          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

CVSS vector

cvss_vector

NVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

receipt

Source: NVD
Its words: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Read by: field:cve.metrics.cvssMetricV31[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV31[].cvssData.vectorString
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2026-09-29 09:45 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "A702R",
            "vendor": "TOTOLINK",
            "versions": [
              {
                "status": "affected",
                "version": "4.0.0-B20211108.1423"
              }
            ]
          }
        ],
        "source": "cna@vuldb.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20211108.1423:*:*:*:*:*:*:*",
                "matchCriteriaId": "BDC10DD4-AB61-4AFE-95DF-EA26CCF862F9",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          },
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*",
                "matchCriteriaId": "49D3C58B-4632-464E-A0A6-33807E9A1842",
                "vulnerable": false
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ],
        "operator": "AND"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used."
      },
      {
        "lang": "es",
        "value": "Se detectó una vulnerabilidad en TOTOLINK A702R 4.0.0-B20211108.1423. La función sub_4162DC del archivo /boafrm/formFilter está afectada por esta vulnerabilidad. La manipulación del argumento ip6addr provoca un desbordamiento de búfer. Es posible lanzar el ataque de forma remota. El exploit ya es público y puede ser utilizado."
      }
    ],
    "id": "CVE-2025-9779",
    "lastModified": "2026-09-26T00:10:00.127",
    "metrics": {
      "cvssMetricV2": [
        {
          "acInsufInfo": false,
          "baseSeverity": "HIGH",
          "cvssData": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 9.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "source": "cna@vuldb.com",
          "type": "Secondary",
          "userInteractionRequired": false
        }
      ],
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9,
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2025-9779",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2025-09-02T14:27:41.673358Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2025-09-01T13:15:33.730",
    "references": [
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Permissions Required"
        ],
        "url": "https://vuldb.com/?ctiid.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?id.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?submit.640987"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Product"
        ],
        "url": "https://www.totolink.net/"
      }
    ],
    "sourceIdentifier": "cna@vuldb.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-119"
          },
          {
            "lang": "en",
            "value": "CWE-120"
          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

CWE

cwe

different words

GitHub advisories

CWE-119

receipt

Source: GitHub advisories
Said since: 2026-09-26 15:00 UTC
Last answered: 2026-10-06 17:41 UTC
Original: open at the source

This source has not kept a receipt for this claim yet. The next update that reads it will.

—

CWE

cwe

different words

NVD

CWE-119, CWE-120

receipt

Source: NVD
Its words: CWE-119, CWE-120
Read by: field:cve.weaknesses[].description[].value
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	CWE-119, CWE-120
2026-09-29 09:45 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "A702R",
            "vendor": "TOTOLINK",
            "versions": [
              {
                "status": "affected",
                "version": "4.0.0-B20211108.1423"
              }
            ]
          }
        ],
        "source": "cna@vuldb.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
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                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          },
          {
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                "vulnerable": false
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ],
        "operator": "AND"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used."
      },
      {
        "lang": "es",
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      }
    ],
    "id": "CVE-2025-9779",
    "lastModified": "2026-09-26T00:10:00.127",
    "metrics": {
      "cvssMetricV2": [
        {
          "acInsufInfo": false,
          "baseSeverity": "HIGH",
          "cvssData": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 9.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
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          "obtainUserPrivilege": false,
          "source": "cna@vuldb.com",
          "type": "Secondary",
          "userInteractionRequired": false
        }
      ],
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9,
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
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              },
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                "automatable": "no"
              },
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                "technicalImpact": "total"
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    "references": [
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Permissions Required"
        ],
        "url": "https://vuldb.com/?ctiid.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?id.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?submit.640987"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Product"
        ],
        "url": "https://www.totolink.net/"
      }
    ],
    "sourceIdentifier": "cna@vuldb.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-119"
          },
          {
            "lang": "en",
            "value": "CWE-120"
          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

Exploitation

exploitation

NVD

none

No evidence of exploitation, and no public proof of concept.

receipt

Source: NVD
Its words: none
Read by: field:cve.metrics.ssvcV203[].ssvcData.options[].exploitation
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	none
2026-09-29 09:45 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "A702R",
            "vendor": "TOTOLINK",
            "versions": [
              {
                "status": "affected",
                "version": "4.0.0-B20211108.1423"
              }
            ]
          }
        ],
        "source": "cna@vuldb.com"
      }
    ],
    "configurations": [
      {
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          {
            "cpeMatch": [
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                "vulnerable": false
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ],
        "operator": "AND"
      }
    ],
    "cveTags": [],
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      {
        "lang": "en",
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      },
      {
        "lang": "es",
        "value": "Se detectó una vulnerabilidad en TOTOLINK A702R 4.0.0-B20211108.1423. La función sub_4162DC del archivo /boafrm/formFilter está afectada por esta vulnerabilidad. La manipulación del argumento ip6addr provoca un desbordamiento de búfer. Es posible lanzar el ataque de forma remota. El exploit ya es público y puede ser utilizado."
      }
    ],
    "id": "CVE-2025-9779",
    "lastModified": "2026-09-26T00:10:00.127",
    "metrics": {
      "cvssMetricV2": [
        {
          "acInsufInfo": false,
          "baseSeverity": "HIGH",
          "cvssData": {
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            "authentication": "SINGLE",
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            "baseScore": 9.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
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      ],
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        {
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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          },
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          "impactScore": 5.9,
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
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            "baseSeverity": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
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            "options": [
              {
                "exploitation": "none"
              },
              {
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              },
              {
                "technicalImpact": "total"
              }
            ],
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            "timestamp": "2025-09-02T14:27:41.673358Z",
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          }
        }
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    },
    "published": "2025-09-01T13:15:33.730",
    "references": [
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Broken Link"
        ],
        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Permissions Required"
        ],
        "url": "https://vuldb.com/?ctiid.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?id.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?submit.640987"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Product"
        ],
        "url": "https://www.totolink.net/"
      }
    ],
    "sourceIdentifier": "cna@vuldb.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-119"
          },
          {
            "lang": "en",
            "value": "CWE-120"
          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

Product

product

NVD

A702R

receipt

Source: NVD
Its words: A702R
Read by: field:cve.affected[].affectedData[].product
Said since: 2026-09-29 17:49 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-09-29 17:49 UTC	A702R
2026-09-29 09:45 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "A702R",
            "vendor": "TOTOLINK",
            "versions": [
              {
                "status": "affected",
                "version": "4.0.0-B20211108.1423"
              }
            ]
          }
        ],
        "source": "cna@vuldb.com"
      }
    ],
    "configurations": [
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            ],
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            ],
            "negate": false,
            "operator": "OR"
          }
        ],
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      }
    ],
    "cveTags": [],
    "descriptions": [
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        "lang": "en",
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      },
      {
        "lang": "es",
        "value": "Se detectó una vulnerabilidad en TOTOLINK A702R 4.0.0-B20211108.1423. La función sub_4162DC del archivo /boafrm/formFilter está afectada por esta vulnerabilidad. La manipulación del argumento ip6addr provoca un desbordamiento de búfer. Es posible lanzar el ataque de forma remota. El exploit ya es público y puede ser utilizado."
      }
    ],
    "id": "CVE-2025-9779",
    "lastModified": "2026-09-26T00:10:00.127",
    "metrics": {
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          "cvssData": {
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            "scope": "UNCHANGED",
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          },
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          "impactScore": 5.9,
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
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        "source": "cna@vuldb.com",
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      {
        "source": "cna@vuldb.com",
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          "VDB Entry"
        ],
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      },
      {
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        "tags": [
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    ],
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        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

Severity

severity

GitHub advisories

high

From 7.0 to 8.9.

receipt

Source: GitHub advisories
Said since: 2026-09-26 15:00 UTC
Last answered: 2026-10-06 17:41 UTC
Original: open at the source

This source has not kept a receipt for this claim yet. The next update that reads it will.

—

Severity

severity

NVD

HIGH

From 7.0 to 8.9.

receipt

Source: NVD
Its words: HIGH
Read by: field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseSeverity || field:cve.metrics.cvssMetricV31[].cvssData.baseSeverity
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	HIGH
2026-09-29 09:45 UTC	—

What the source handed over

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            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
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            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
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      {
        "source": "cna@vuldb.com",
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      {
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      {
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          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

high

Status

status

NVD

Analyzed

receipt

Source: NVD
Its words: Analyzed
Read by: field:cve.vulnStatus
Said since: 2026-09-29 09:45 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

What the source handed over

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      {
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          {
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    ],
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    "lastModified": "2026-09-26T00:10:00.127",
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      "cvssMetricV40": [
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            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
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            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
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}

—

Technical impact

technical_impact

NVD

total

The attacker gains full control of the component, or all of its information.

receipt

Source: NVD
Its words: total
Read by: field:cve.metrics.ssvcV203[].ssvcData.options[].technicalImpact
Said since: 2026-10-06 11:54 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 11:54 UTC	total
2026-09-29 09:45 UTC	—

What the source handed over

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            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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      "ssvcV203": [
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    "published": "2025-09-01T13:15:33.730",
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        "source": "cna@vuldb.com",
        "tags": [
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        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md"
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        "source": "cna@vuldb.com",
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        "url": "https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Permissions Required"
        ],
        "url": "https://vuldb.com/?ctiid.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
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        "url": "https://vuldb.com/?id.322081"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?submit.640987"
      },
      {
        "source": "cna@vuldb.com",
        "tags": [
          "Product"
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        "url": "https://www.totolink.net/"
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    ],
    "sourceIdentifier": "cna@vuldb.com",
    "vulnStatus": "Analyzed",
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            "value": "CWE-119"
          },
          {
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            "value": "CWE-120"
          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

Vendor

vendor

NVD

TOTOLINK

receipt

Source: NVD
Its words: TOTOLINK
Read by: field:cve.affected[].affectedData[].vendor
Said since: 2026-09-29 17:49 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-09-29 17:49 UTC	TOTOLINK
2026-09-29 09:45 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "A702R",
            "vendor": "TOTOLINK",
            "versions": [
              {
                "status": "affected",
                "version": "4.0.0-B20211108.1423"
              }
            ]
          }
        ],
        "source": "cna@vuldb.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20211108.1423:*:*:*:*:*:*:*",
                "matchCriteriaId": "BDC10DD4-AB61-4AFE-95DF-EA26CCF862F9",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          },
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*",
                "matchCriteriaId": "49D3C58B-4632-464E-A0A6-33807E9A1842",
                "vulnerable": false
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ],
        "operator": "AND"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used."
      },
      {
        "lang": "es",
        "value": "Se detectó una vulnerabilidad en TOTOLINK A702R 4.0.0-B20211108.1423. La función sub_4162DC del archivo /boafrm/formFilter está afectada por esta vulnerabilidad. La manipulación del argumento ip6addr provoca un desbordamiento de búfer. Es posible lanzar el ataque de forma remota. El exploit ya es público y puede ser utilizado."
      }
    ],
    "id": "CVE-2025-9779",
    "lastModified": "2026-09-26T00:10:00.127",
    "metrics": {
      "cvssMetricV2": [
        {
          "acInsufInfo": false,
          "baseSeverity": "HIGH",
          "cvssData": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 9.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "source": "cna@vuldb.com",
          "type": "Secondary",
          "userInteractionRequired": false
        }
      ],
      "cvssMetricV31": [
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          "cvssData": {
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
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            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9,
          "source": "cna@vuldb.com",
          "type": "Secondary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "PROOF_OF_CONCEPT",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
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          "Third Party Advisory",
          "VDB Entry"
        ],
        "url": "https://vuldb.com/?id.322081"
      },
      {
        "source": "cna@vuldb.com",
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          "Third Party Advisory",
          "VDB Entry"
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    ],
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          }
        ],
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  }
}

—

Every claim, by kind

vulnerability

A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used. zetlyn/cve-nvd · 2025-09-01	automatable no cvss 8.8 cvss4 7.4 cvss4_vector CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X cvss_vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H cwe CWE-119, CWE-120 exploitation none product A702R severity HIGH status Analyzed technical_impact total vendor TOTOLINK	source
A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this... zetlyn/cve-ghsa · 2026-09-26	cvss 8.8 cwe CWE-119 severity high	source
A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this... zetlyn/cve-ghsa · 2026-09-26	cvss 8.8 cwe CWE-119 severity high	source