AC500 V3 PLC Cybersecurity Advisory

This cybersecurity advisory from ABB details multiple remote code execution (RCE) and denial-of-service (DoS) vulnerabilities in AC500 V3 PLC products (PM5xxx) running firmware versions earlier than 3.7.0. The advisory lists 15 CVEs (CVE-2022-47378 through CVE-2022-47393) and recommends immediate upgrade to firmware version 3.7.0, available via Automation Builder 2.7.0, to remediate the issues.