CVE-2021-38434

moderate-risk
Published 2021-10-18

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.

Do I need to act?

-
0.30% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (1)

Winproladder

Affected Vendors

Fatek

References (2)

Third Party Advisory https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06
Third Party Advisory https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06
30
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal