Security Advisory

CVE-2018-20818

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2019-04-21 19:50:39

Last updated 2024-08-05 12:12:27

Assigner mitre

State PUBLISHED

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.

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