A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2.
| Software | From | Fixed in |
|---|---|---|
| mbconnectline / mbconnect24 | - | 2.11.2.x |
| mbconnectline / mymbconnect24 | - | 2.11.2.x |
| helmholz / myrex24.virtual | - | 2.11.2.x |
| helmholz / myrex24 | - | 2.11.2.x |