CVE-2023-28829

CVE-2023-28829 concerns Siemens SIMATIC WinCC/PCS7/NET PC software. The root cause is use of legacy OPC services (OPC DA/HDA/AE) built on Windows ActiveX/DCOM that lack modern authentication and encryption. Affected: SIMATIC NET PC Software V14/V15, SIMATIC PCS 7 V8.2/V9.0/V9.1, SIMATIC WinCC (al...