Denial of Service Vulnerability in S7 300 Communication Card CP343-1

Siemens PLC CP 343-1 Model 6GK7 343-1EX30-0XE0 Firmware is the communication processor. A denial of service vulnerability exists in Siemens PLC CP 343-1 model 6GK7 343-1EX30-0XE0 firmware version V2.6.0. An attacker can cause the PLC to refuse to reply to a new COTP request from the client,...