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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | OpenPCS 7 V9.1 | All versions < V9.1 SP2 UC05 | — |
| Siemens | SIMATIC BATCH V9.1 | All versions < V9.1 SP2 UC05 | — |
| Siemens | SIMATIC PCS 7 V9.1 | < V9.1 SP2 UC05 | V9.1 SP2 UC05 |
| Siemens | SIMATIC Route Control V9.1 | All versions < V9.1 SP2 UC05 | — |
| Siemens | SIMATIC WinCC Runtime Professional V18 | < V18 Update 4 | V18 Update 4 |
| Siemens | SIMATIC WinCC Runtime Professional V19 | < V19 Update 2 | V19 Update 2 |
| Siemens | SIMATIC WinCC V7.4 | — | — |
| Siemens | SIMATIC WinCC V7.5 | < V7.5 SP2 Update 15 | V7.5 SP2 Update 15 |
| Siemens | SIMATIC WinCC V8.0 | < V8.0 Update 4 | V8.0 Update 4 |
Advisories 3
- ICSA-24-046-12 Siemens SIMATIC WinCC, OpenPCS CISA ICS & IT advisories · Sep 10, 2024
- SSA-753746 SSA-753746: Denial of Service Vulnerabilities in SIMATIC WinCC Affecting Other SIMATIC Software Products Siemens ProductCERT · Sep 10, 2024
- WID-SEC-2024-0356 Siemens SIMATIC WinCC: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Feb 12, 2024