A vulnerability has been identified in SIMATIC CP 1543-1 (All versions < V2.0.28), SIPLUS NET CP 1543-1 (All versions < V2.0.28). Under special conditions it was possible to write SNMP variables on port 161/udp which should be read-only and should only be configured with TIA-Portal. A write to these variables could reduce the availability or cause a denial-of-service.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Simatic_cp_1543-1_firmware | Siemens | * | 2.0.28 (excluding) |