CVE-2019-5081

An exploitable heap buffer overflow vulnerability exists in the iocheckd service ”I/O-Chec” functionality of WAGO PFC 200 Firmware version 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability.

Source: CVE-2019-5081