Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. In the 'ShowMeterDatabase()' function, there is an unlim…
cve CVE-2025-11784 1 source, 1 claim · Watch
NVD writes:
Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. In the 'ShowMeterDatabase()' function, there is an unlimited user input that is copied to a fixed-size buffer via 'sprintf()'. The 'GetParameter(meter)' function retrieves the user input, which is directly incorporated into a buffer without size validation. An attacker can provide an excessively large input for the 'meter' parameter. the claim
Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. In the 'ShowMeterDatabase()' function, there is an unlimited user input that is copied to a fixed-size buffer via 'sprintf()'. The 'GetParameter(meter)' function retrieves the user input, which is directly incorporated into a buffer without size validation. An attacker can provide an excessively large input for the 'meter' parameter. the claim
- Severity
- CRITICAL NVD
- CVSS
- 9.8 NVD
- Vendor
- SGE-PLC1000 SGE-PLC50 NVD
- Product
- Circutor NVD
- CWE
- CWE-121 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
| 2025-12-02 | first spoke of it: Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. In the 'ShowMeterDatabase()' function, there is an unlimited user input that is copied to a fixed-size buffer via 'sprintf()'. The 'GetParameter(meter)' function retrieves the user input, which is directly incorporated into a buffer without size validation. An attacker can provide an excessively large input for the 'meter' parameter. | NVD |
Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. In the 'ShowMeterDatabase()' function, there is an unlimited user input that is copied to a fixed-size buffer via 'sprintf()'. The 'GetParameter(meter)' function retrieves the user input, which is directly incorporated into a buffer without size validation. An attacker can provide an excessively large input for the 'meter' parameter.
What it is to other things
| affects | circutor/sge-plc1000 NVD |
| affects | circutor/sge-plc1000_firmware NVD |
| affects | circutor/sge-plc50 NVD |
| affects | circutor/sge-plc50_firmware NVD |
| made_by | circutor NVD |
In words only, so not counted until a person confirms one:
| made_by | sge_plc1000_sge_plc50NVD says “SGE-PLC1000 SGE-PLC50” |
| affects | sge_plc1000_sge_plc50/circutorNVD says “SGE-PLC1000 SGE-PLC50 · Circutor” |
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
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} | — | ||||
| CVSS cvss | NVD | 9.8receipt
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| Cvss4 cvss4 | NVD | 8.5receipt
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| Cvss4 vector cvss4_vector | NVD | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:H/SC:H/SI:L/SA:H/E:X/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:Xreceipt
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| CVSS vector cvss_vector | NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hreceipt
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| CWE cwe | NVD | CWE-121receipt
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| Exploitation exploitation | NVD | none No evidence of exploitation, and no public proof of concept. receipt
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| Product product | NVD | Circutorreceipt
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| Technical impact technical_impact | NVD | total The attacker gains full control of the component, or all of its information. receipt
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| Vendor vendor | NVD | SGE-PLC1000 SGE-PLC50receipt
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Every claim, by kind
vulnerability
| Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. In the 'ShowMeterDatabase()' function, there is an unlimited user input that is copied to a fixed-size buffer via 'sprintf()'. The 'GetParameter(meter)' function retrieves the user input, which is directly incorporated into a buffer without size validation. An attacker can provide an excessively large input for the 'meter' parameter. zetlyn/cve-nvd · 2025-12-02 | automatable no cvss 9.8 cvss4 8.5 cvss4_vector CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:H/SC:H/SI:L/SA:H/E:X/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:N/UI:N/S:U/C:H/I:H/A:H cwe CWE-121 exploitation none product Circutor severity CRITICAL status Analyzed technical_impact total vendor SGE-PLC1000 SGE-PLC50 | source |