Unrated severityNVD Advisory· Published Apr 21, 2019· Updated Aug 5, 2024
CVE-2018-20818
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.
Affected products
2Patches
Vulnerability mechanics
References
1- arxiv.org/pdf/1809.07477mitrex_refsource_MISC
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