Description
A vulnerability has been identified in OpenPCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC BATCH V9.1 (All versions < V9.1 SP2 UC05), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC Route Control V9.1 (All versions < V9.1 SP2 UC05), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 2), SIMATIC WinCC V7.4 (All versions), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 15), SIMATIC WinCC V8.0 (All versions < V8.0 Update 4). The implementation of the RPC (Remote Procedure call) communication protocol in the affected products do not properly handle certain unorganized RPC messages. An attacker could use this vulnerability to cause a denial of service condition in the RPC server.
CVSS breakdown
Affected products
- Siemens / OpenPCS 7 V9.1All versions < V9.1 SP2 UC05 – All versions < V9.1 SP2 UC05
- Siemens / SIMATIC BATCH V9.1All versions < V9.1 SP2 UC05 – All versions < V9.1 SP2 UC05
- Siemens / SIMATIC PCS 7 V9.10 – V9.1 SP2 UC05
- Siemens / SIMATIC Route Control V9.1All versions < V9.1 SP2 UC05 – All versions < V9.1 SP2 UC05
- Siemens / SIMATIC WinCC Runtime Professional V180 – V18 Update 4
- Siemens / SIMATIC WinCC Runtime Professional V190 – V19 Update 2
- Siemens / SIMATIC WinCC V7.40 – *
- Siemens / SIMATIC WinCC V7.50 – V7.5 SP2 Update 15
- Siemens / SIMATIC WinCC V8.00 – V8.0 Update 4