Multiple Lenze products of the cabinet series skip the password verification upon second login. After a user has been logged on to the device once, a remote attacker can get full access without knowledge of the password.
The product implements an authentication technique, but it skips a step that weakens the technique.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| C520_firmware | Lenze | 1.07.00.2757 (including) | 01.08.01.3021 (excluding) |