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CVE-2018-20818

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.

CVSS 3.0 · 9.8 Critical EPSS 1.5% KEV · Not listed
Vendors
Openplcproject
Products
Openplc V2 Openplc V2 Firmware Openplc V3 and 1 more