The vulnerability of SIMATIC NET PC Software, WinCC, and SINAUT Software lies in the use of outdated functions, which allow an intruder to gain unauthorized access to encrypted data.

The vulnerabilities of SIMATIC NET PC Software, WinCC, and SINAUT Software are related to the use of outdated functions. Exploiting these vulnerabilities can allow an intruder, operating remotely, to gain unauthorized access to encrypted data...

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...