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CVE-2019-5166

Description

An exploitable stack buffer overflow vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 version 03.02.02(14). A specially crafted XML cache file written to a specific location on the device can cause a stack buffer overflow, resulting in code execution. An attacker can send a specially crafted packet to trigger the parsing of this cache file.

POC

Reference

- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0961

Github

No PoCs found on GitHub currently.