CVE-2021-38438

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

A use after free vulnerability in FATEK Automation WinProladder versions 3.30 and prior may be exploited when a valid user opens a malformed project file, which may allow arbitrary code execution.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
FATEK Automation	WinProladder	>= All, <= 3.30

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06Third Party Advisory, US Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06Third Party Advisory, US Government Resource

Timeline

Published: Oct 18, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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