Description
A vulnerability has been identified in OpenPCS 7 V8.1 (All versions), OpenPCS 7 V8.2 (All versions), OpenPCS 7 V9.0 (All versions < V9.0 Upd3), SIMATIC BATCH V8.1 (All versions), SIMATIC BATCH V8.2 (All versions < V8.2 Upd12), SIMATIC BATCH V9.0 (All versions < V9.0 SP1 Upd5), SIMATIC NET PC Software V14 (All versions < V14 SP1 Update 14), SIMATIC NET PC Software V15 (All versions), SIMATIC NET PC Software V16 (All versions < V16 Update 1), SIMATIC PCS 7 V8.1 (All versions), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3), SIMATIC Route Control V8.1 (All versions), SIMATIC Route Control V8.2 (All versions), SIMATIC Route Control V9.0 (All versions < V9.0 Upd4), SIMATIC WinCC (TIA Portal) V13 (All versions < V13 SP2), SIMATIC WinCC (TIA Portal) V14 (All versions < V14 SP1 Update 10), SIMATIC WinCC (TIA Portal) V15.1 (All versions < V15.1 Update 5), SIMATIC WinCC (TIA Portal) V16 (All versions < V16 Update 1), SIMATIC WinCC V7.3 (All versions), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 14), SIMATIC WinCC V7.5 (All versions < V7.5 SP1 Update 1). Through specially crafted messages, when encrypted communication is enabled, an attacker with network access could use the vulnerability to compromise the availability of the system by causing a Denial-of-Service condition.
Successful exploitation requires no system privileges and no user interaction.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | OpenPCS 7 V8.1 | All versions | — |
| Siemens | OpenPCS 7 V8.2 | All versions | — |
| Siemens | OpenPCS 7 V9.0 | All versions < V9.0 Upd3 | — |
| Siemens | SIMATIC BATCH V8.1 | All versions | — |
| Siemens | SIMATIC BATCH V8.2 | All versions < V8.2 Upd12 | — |
| Siemens | SIMATIC BATCH V9.0 | All versions < V9.0 SP1 Upd5 | — |
| Siemens | SIMATIC NET PC Software V14 | All versions < V14 SP1 Update 14 | — |
| Siemens | SIMATIC NET PC Software V15 | All versions | — |
| Siemens | SIMATIC NET PC Software V16 | All versions < V16 Update 1 | — |
| Siemens | SIMATIC PCS 7 V8.1 | All versions | — |
| Siemens | SIMATIC PCS 7 V8.2 | All versions | — |
| Siemens | SIMATIC PCS 7 V9.0 | All versions < V9.0 SP3 | — |
| Siemens | SIMATIC Route Control V8.1 | All versions | — |
| Siemens | SIMATIC Route Control V8.2 | All versions | — |
| Siemens | SIMATIC Route Control V9.0 | All versions < V9.0 Upd4 | — |
| Siemens | SIMATIC WinCC (TIA Portal) V13 | All versions < V13 SP2 | — |
| Siemens | SIMATIC WinCC (TIA Portal) V14 | All versions < V14 SP1 Update 10 | — |
| Siemens | SIMATIC WinCC (TIA Portal) V15.1 | All versions < V15.1 Update 5 | — |
| Siemens | SIMATIC WinCC (TIA Portal) V16 | All versions < V16 Update 1 | — |
| Siemens | SIMATIC WinCC V7.3 | All versions | — |
| Siemens | SIMATIC WinCC V7.4 | All versions < V7.4 SP1 Update 14 | — |
| Siemens | SIMATIC WinCC V7.5 | All versions < V7.5 SP1 Update 1 | — |
Advisories 3
- ICSA-20-042-06 Siemens SIMATIC PCS 7, SIMATIC WinCC, and SIMATIC NET PC (Update G) CISA ICS & IT advisories · Apr 11, 2023
- SSA-270778 SSA-270778: Denial-of-Service Vulnerability in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC Software Siemens ProductCERT · Apr 11, 2023
- WID-SEC-2023-0906 Siemens SIMATIC WinCC: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Apr 10, 2023