Multiple W&T products of the Comserver Series use a small number space for allocating sessions ids. After login of an user an unathenticated remote attacker can brute force the users session id and get access to his account on the the device. As the user needs to log in for the attack to be successful a user interaction is required.

Multiple W&T products of the Comserver Series use a small number space for allocating sessions ids. An unathenticated remote attacker can brute force the session id and gets access to an account on the the device.