cve/2018/CVE-2018-20818.md

CVE-2018-20818

Description

A buffer overflow vulnerability was discovered in the OpenPLC controller, in the OpenPLC_v2 and OpenPLC_v3 versions. It occurs in the modbus.cpp mapUnusedIO() function, which can cause a runtime crash of the PLC or possibly have unspecified other impact.

POC

Reference

• https://arxiv.org/pdf/1809.07477
• https://arxiv.org/pdf/1809.07477

Github

No PoCs found on GitHub currently.