CVE-2023-52891
No fix known EPSS <1%CVSS 5.3
A vulnerability has been identified in SIMATIC Energy Manager Basic (All versions < V7.5), SIMATIC Energy Manager PRO (All versions < V7.5), SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions), SIMIT V10 (All versions), SIMIT V11 (All versions < V11.1). Unified Automation .NET based OPC UA Server SDK before 3.2.2 used in Siemens products are affected by a similar vulnerability as documented in CVE-2023-27321 for the OPC Foundation UA .NET Standard implementation. A successful attack may lead to high load situation and memory exhaustion, and may block the server.
Products: Siemens SIMATIC Energy Manager Basic, Siemens SIMATIC Energy Manager PRO, Siemens SIMATIC IPC DiagBase, Siemens SIMATIC IPC DiagMonitor, Siemens SIMIT V10, Siemens SIMIT V11