CVE-2021-45773: Mz-Automation LIB60870

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

A NULL pointer dereference in CS104_IPAddress_setFromString at src/iec60870/cs104/cs104_slave.c of lib60870 commit 0d5e76e can lead to a segmentation fault or application crash.

Affected products

• Mz-Automation LIB60870: before 2.3.1 (fixed in 2.3.1)

Published 2022-01-14. Last modified 2026-06-17.