The vulnerability of microprogrammed software in communication modules of SIMATIC CP 1543-1 and SIPLUS NET CP arises from insufficient validation of input data. This allows attackers to trigger service failures.

The vulnerability of microprogrammed communication module software for SIMATIC CP 1543-1 and SIPLUS NET CP is related to insufficient validation of input data. Exploiting this vulnerability can allow attackers to cause service failures by sending specially crafted packets to port 161/udp...

CVE-2021-33716

A vulnerability has been identified in SIMATIC CP 1543-1 incl. SIPLUS variants All versions V3.0, SIMATIC CP 1545-1 All versions V1.1. An attacker with access to the subnet of the affected device could retrieve sensitive information stored in cleartext...