cip ethernet ip

The tag cip ethernet ip covers discussions about the Common Industrial Protocol (CIP) over EtherNet/IP networks, particularly in the context of industrial control systems and operational technology (OT) security. Content under this tag focuses on denial-of-service vulnerabilities affecting Rockwell Automation Logix controllers, such as the ControlLogix 5580 series, and associated network modules. Key themes include malformed or repeated network messages causing controller faults, resource exhaustion, and the need for firmware updates or power cycles to recover. The tag also addresses advisories from Rockwell and CISA, emphasizing the importance of patching and network hardening for OT environments.