Description
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application lacks proper validation of user-supplied data when parsing specific messages. This could result in a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of device.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | SIMATIC CP 1242-7 V2 | All versions < V3.3.46 | — |
| Siemens | SIMATIC CP 1243-1 | All versions < V3.3.46 | — |
| Siemens | SIMATIC CP 1243-7 LTE EU | All versions < V3.3.46 | — |
| Siemens | SIMATIC CP 1243-7 LTE US | All versions < V3.3.46 | — |
| Siemens | SIMATIC CP 1243-8 IRC | All versions < V3.3.46 | — |
| Siemens | SIMATIC CP 1542SP-1 IRC | All versions >= V2.0 < V2.2.28 | — |
| Siemens | SIMATIC CP 1543-1 | All versions < V3.0.22 | — |
| Siemens | SIMATIC CP 1543SP-1 | All versions >= V2.0 < V2.2.28 | — |
| Siemens | SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL | All versions >= V2.0 < V2.2.28 | — |
| Siemens | SIPLUS ET 200SP CP 1543SP-1 ISEC | All versions >= V2.0 < V2.2.28 | — |
| Siemens | SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL | All versions >= V2.0 < V2.2.28 | — |
| Siemens | SIPLUS NET CP 1242-7 V2 | All versions < V3.3.46 | — |
| Siemens | SIPLUS NET CP 1543-1 | All versions < V3.0.22 | — |
| Siemens | SIPLUS S7-1200 CP 1243-1 | All versions < V3.3.46 | — |
| Siemens | SIPLUS S7-1200 CP 1243-1 RAIL | All versions < V3.3.46 | — |
Advisories 2
- ICSA-22-195-12 Siemens SRCS VPN Feature in SIMATIC CP Devices CISA ICS & IT advisories · Mar 14, 2023
- SSA-517377 SSA-517377: Multiple Vulnerabilities in the SRCS VPN Feature in SIMATIC CP Devices Siemens ProductCERT · Mar 14, 2023