Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability
cve CVE-2025-24993 2 sources, 2 claims · Watch
CISA Known Exploited Vulnerabilities writes:
Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability Microsoft Windows New Technology File System (NTFS) contains a heap-based buffer overflow vulnerability that allows an unauthorized attacker to execute code locally. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-24993 ; https://nvd.nist.gov/vuln/detail/CVE-2025-24993 the claim
Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability Microsoft Windows New Technology File System (NTFS) contains a heap-based buffer overflow vulnerability that allows an unauthorized attacker to execute code locally. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-24993 ; https://nvd.nist.gov/vuln/detail/CVE-2025-24993 the claim
- Severity
- HIGH NVD
- CVSS
- 7.8 NVD
- Exploited
- yes CISA Known Exploited Vulnerabilities
- Known ransomware campaign use
- Unknown CISA Known Exploited Vulnerabilities
- Due date
- 2025-04-01 CISA Known Exploited Vulnerabilities
- Fixed in
- 10.0.10240.20947, 10.0.14393.7876, 10.0.17763.7009, 10.0.19044.5608, 10.0.19045.5608, 10.0.22621.5039, 10.0.22631.5039, 10.0.26100.3476, 6.1.7601.27618, 6.0.6003.23168, 6.2.9200.25368, 6.3.9600.22470, 10.0.20348.3328, 10.0.25398.1486 NVD
- Vendor
- Microsoft CISA Known Exploited VulnerabilitiesMicrosoft NVD
- Product
- Windows CISA Known Exploited VulnerabilitiesWindows 10 Version 1507 NVD
- CWE
- CWE-122 CISA Known Exploited VulnerabilitiesCWE-122 NVD
How far exploitation has got
- No public code known
- Proof of concept
- Proof of concept, verified
- A Metasploit module
- Exploited in the wild · CISA Known Exploited Vulnerabilities 2025-03-11
- Used in ransomware campaigns
Timeline
| 2025-03-11 | first spoke of it: Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability | CISA Known Exploited Vulnerabilities |
| 2025-03-11 | first spoke of it: Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability | NVD |
| 2025-04-01 | Due date | CISA Known Exploited Vulnerabilities |
What it is to other things
| affects | microsoft/windows_10_1507 NVD |
| affects | microsoft/windows_10_1607 NVD |
| affects | microsoft/windows_10_1809 NVD |
| affects | microsoft/windows_10_21h2 NVD |
| affects | microsoft/windows_10_22h2 NVD |
| affects | microsoft/windows_11_22h2 NVD |
| affects | microsoft/windows_11_23h2 NVD |
| affects | microsoft/windows_11_24h2 NVD |
| affects | microsoft/windows_server_2008 NVD |
| affects | microsoft/windows_server_2012 NVD |
| affects | microsoft/windows_server_2016 NVD |
| affects | microsoft/windows_server_2019 NVD |
| affects | microsoft/windows_server_2022 NVD |
| affects | microsoft/windows_server_2022_23h2 NVD |
| affects | microsoft/windows_server_2025 NVD |
| made_by | microsoft NVD |
In words only, so not counted until a person confirms one:
| affects | microsoft/windowsCISA Known Exploited Vulnerabilities says “Microsoft · Windows” |
| affects | microsoft/windows_10_version_1507NVD says “Microsoft · Windows 10 Version 1507” |
Every value, with what each source said and its receipt
| Property | Source | Said | Means here | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Automatable automatable | NVD | no At least one of those steps needs a person. receipt
What the source handed over{
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"source": "secure@microsoft.com"
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"cisaActionDue": "2025-04-01",
"cisaExploitAdd": "2025-03-11",
"cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
"cisaVulnerabilityName": "Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability",
"configurations": [
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"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally."
},
{
"lang": "es",
"value": "El desbordamiento del búfer basado en montón en Windows NTFS permite que un atacante no autorizado ejecute código localmente."
}
],
"id": "CVE-2025-24993",
"lastModified": "2026-09-24T13:10:00.320",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
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{
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{
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],
"role": "CISA Coordinator",
"timestamp": "2025-03-14T03:55:33.583406Z",
"version": "2.0.3"
}
}
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},
"published": "2025-03-11T17:16:35.797",
"references": [
{
"source": "secure@microsoft.com",
"tags": [
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],
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},
{
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"tags": [
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],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24993"
}
],
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Analyzed",
"weaknesses": [
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"description": [
{
"lang": "en",
"value": "CWE-122"
}
],
"source": "secure@microsoft.com",
"type": "Secondary"
}
]
}
} | — | ||||||
| CVSS cvss | NVD | 7.8receipt
What the source handed over{
"cve": {
"affected": [
{
"affectedData": [
{
"platforms": [
"32-bit Systems",
"x64-based Systems"
],
"product": "Windows 10 Version 1507",
"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
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"versionType": "custom"
}
]
},
{
"platforms": [
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"x64-based Systems"
],
"product": "Windows 10 Version 1607",
"vendor": "Microsoft",
"versions": [
{
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} | — | ||||||
| CVSS vector cvss_vector | NVD | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hreceipt
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} | — | ||||||
| CWE cwe | CISA Known Exploited Vulnerabilities | CWE-122receipt
What the source handed over{
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"cwes": "CWE-122",
"dateAdded": "2025-03-11",
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"vendorProject": "Microsoft",
"vulnerabilityName": "Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability"
} | — | ||||||
| CWE cwe | NVD | CWE-122receipt
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} | — | ||||||
| CWES cwes | CISA Known Exploited Vulnerabilities | CWE-122receipt
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} | — | ||||||
| Due date due_date | CISA Known Exploited Vulnerabilities | 2025-04-01receipt
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} | — | ||||||
| Exploitation exploitation | NVD | active Reliable evidence that it is exploited in the wild. receipt
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"value": "Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally."
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"lang": "es",
"value": "El desbordamiento del búfer basado en montón en Windows NTFS permite que un atacante no autorizado ejecute código localmente."
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"id": "CVE-2025-24993",
"lastModified": "2026-09-24T13:10:00.320",
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"attackVector": "LOCAL",
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"baseScore": 7.8,
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"privilegesRequired": "NONE",
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"version": "2.0.3"
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}
]
}
} | — | ||||||
| Exploited exploited | CISA Known Exploited Vulnerabilities | yesreceipt
What the source handed over{
"cveID": "CVE-2025-24993",
"cwes": "CWE-122",
"dateAdded": "2025-03-11",
"dueDate": "2025-04-01",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-24993 ; https://nvd.nist.gov/vuln/detail/CVE-2025-24993",
"product": "Windows",
"requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
"shortDescription": "Microsoft Windows New Technology File System (NTFS) contains a heap-based buffer overflow vulnerability that allows an unauthorized attacker to execute code locally.",
"vendorProject": "Microsoft",
"vulnerabilityName": "Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability"
} | — | ||||||
| Fixed in fixed_in | NVD | 10.0.10240.20947, 10.0.14393.7876, 10.0.17763.7009, 10.0.19044.5608, 10.0.19045.5608, 10.0.22621.5039, 10.0.22631.5039, 10.0.26100.3476, 6.1.7601.27618, 6.0.6003.23168, 6.2.9200.25368, 6.3.9600.22470, 10.0.20348.3328, 10.0.25398.1486receipt
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} | — | ||||||
| Forensic triage forensic_triage | CISA Known Exploited Vulnerabilities | falsereceipt
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} | — | ||||||
| Known ransomware campaign use known_ransomware_campaign_use | CISA Known Exploited Vulnerabilities | Unknownreceipt
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} | — | ||||||
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} | — | ||||||
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} | — | ||||||
| Severity severity | NVD | HIGH From 7.0 to 8.9. receipt
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} | high | ||||||
| Status status | NVD | Analyzedreceipt
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}
} | — | ||||||
| Technical impact technical_impact | NVD | total The attacker gains full control of the component, or all of its information. receipt
What the source handed over{
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} | — | ||||||
| Vendor vendor | CISA Known Exploited Vulnerabilities | Microsoftreceipt
What the source handed over{
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"cwes": "CWE-122",
"dateAdded": "2025-03-11",
"dueDate": "2025-04-01",
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"product": "Windows",
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"shortDescription": "Microsoft Windows New Technology File System (NTFS) contains a heap-based buffer overflow vulnerability that allows an unauthorized attacker to execute code locally.",
"vendorProject": "Microsoft",
"vulnerabilityName": "Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability"
} | — | ||||||
| Vendor vendor | NVD | Microsoftreceipt
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}
} | — |
Every claim, by kind
vulnerability
| Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability zetlyn/cve-kev · 2025-03-11 | cwe CWE-122 cwes CWE-122 due_date 2025-04-01 exploited yes forensic_triage false known_ransomware_campaign_use Unknown product Windows vendor Microsoft | |
| Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability zetlyn/cve-nvd · 2025-03-11 | automatable no cvss 7.8 cvss_vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H cwe CWE-122 exploitation active fixed_in 10.0.10240.20947, 10.0.14393.7876, 10.0.17763.7009, 10.0.19044.5608, 10.0.19045.5608, 10.0.22621.5039, 10.0.22631.5039, 10.0.26100.3476, 6.1.7601.27618, 6.0.6003.23168, 6.2.9200.25368, 6.3.9600.22470, 10.0.20348.3328, 10.0.25398.1486 product Windows 10 Version 1507 severity HIGH status Analyzed technical_impact total vendor Microsoft | source |