High severity7.8NVD Advisory· Published Jul 1, 2020· Updated Jun 17, 2026

CVE-2020-12497

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Phoenixcontact/PC Worxllm-fuzzy
Range: <=1.87
Phoenixcontact/PC Worx Expressllm-fuzzy
Range: <=1.87
Phoenixcontact/PC Worx Automation Suitecpe-rescue
Range: unspecified
Phoenix Contact/Automation Worx Expressv5
Range: unspecified

Patches

Vulnerability mechanics

References

cert.vde.com/de-de/advisories/vde-2020-023nvdVendor Advisory
www.zerodayinitiative.com/advisories/ZDI-20-825/nvdThird Party AdvisoryVDB Entry
www.zerodayinitiative.com/advisories/ZDI-21-398/nvdThird Party AdvisoryVDB Entry

News mentions

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epss	0.012
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000