Home/CVE/FATEK WinProladder Versions 3.30_24518 and prior are vulnerable to a stack-based buffer overflow while processing projec
CVE

CVE-2021-43556

FATEK WinProladder Versions 3.30_24518 and prior are vulnerable to a stack-based buffer overflow while processing projec

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.

HIGH · CVSS 7.8 EPSS 0.00609
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-121Stack-based Buffer Overflow
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

1
fatek winproladder<= 3.30_24518
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · ics-cert@hq.dhs.gov
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Dec 2021 · 07:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2021-icsa-21-320-01
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://us-cert.cisa.gov/ics/advisories/icsa-21-320-01MitigationThird Party AdvisoryUS Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-22-029/Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-031/Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-032/Third Party AdvisoryVDB Entry
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