CVE-2020-20657: Libiec Iccp Mod Project Libiec Iccp Mod

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

Buffer overflow vulnerability in fcovatti libiec_iccp_mod v1.5, allows attackers to cause a denial of service via an unexpected packet while trying to connect.

Affected products

• Libiec Iccp Mod Project Libiec Iccp Mod: version 1.5 only

Published 2021-11-02. Last modified 2026-06-17.