CVE-2020-12497

Phoenix Contact Automation Worx <= 1.87: stack-based overflow

State: Published
Severity: 7.8 High
Published: Jul 1, 2020
Updated: Aug 4, 2024
Reserved: Apr 30, 2020

Description

PLCopen XML file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier can lead to a stack-based overflow. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CERTVDE

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
Automation WorxPhoenix Contact	1.87 and earlierAffected
Automation Worx ExpressPhoenix Contact	1.87 and earlierAffected

References

https://cert.vde.com/de-de/advisories/vde-2020-023
https://www.zerodayinitiative.com/advisories/ZDI-20-825/
https://www.zerodayinitiative.com/advisories/ZDI-21-398/

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