CVE-2021-43556
FATEK Automation WinProladder
HIGH
7.8
CVSS Score
Published: December 28, 2021 at 06:17 PM UTC
Updated: June 17, 2026 at 04:11 AM UTC
2 products affected across 2 vendorsWinproladderPLC WinProladder
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Severity
HIGH7.8
Exploit prediction
EPSS 2%
Description
FATEK WinProladder Versions 3.30_24518 and prior are vulnerable to a stack-based buffer overflow while processing project files, which may allow an attacker to execute arbitrary code.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 3.30_24518
v ≤ 3.30_24518
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
x_refsource_MISCMitigationThird Party AdvisoryUS Government Resource
Source: [email protected]
https://us-cert.cisa.gov/ics/advisories/icsa-21-320-01x_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.zerodayinitiative.com/advisories/ZDI-22-029/x_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.zerodayinitiative.com/advisories/ZDI-22-031/x_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.zerodayinitiative.com/advisories/ZDI-22-032/CVSS
7.8HIGHicscert
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-121CWE-787
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