CVEs-PoC/2019/CVE-2019-5166.md

### [CVE-2019-5166](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5166)
![](https://img.shields.io/static/v1?label=Product&message=WAGO%20PFC200%20Firmware&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=stack%20buffer%20overflow&color=brighgreen)

### 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.