A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). The firmware update of affected devices contains the private RSA key that is used as a basis for encryption of communication with the device.
The use of a hard-coded cryptographic key significantly increases the possibility that encrypted data may be recovered.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Logo!_8_bm_firmware | Siemens | * | 8.3 (excluding) |