VULNERABILITY INTELLIGENCE

CVE-2021-38434

CVSS score7.8 HIGH
EPSS probability0.97%
CISA KEVNot currently listed
Published2021-10-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

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.

Weakness classification

  • ics-cert@hq.dhs.gov: CWE-194

Primary references