Cyber Resilience

CVE-2021-38434

High

Published: 18 October 2021

Published
18 October 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0030 53.9th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-38434 is a high-severity Unexpected Sign Extension (CWE-194) vulnerability in Fatek Winproladder. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 46.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could result in an unexpected sign extension. An attacker could leverage this vulnerability to execute arbitrary code.

CWE(s)
CWE-194

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

fatek
winproladder
≤ 3.30

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References