Summary
Serv-U is prone to an authentication-bypass vulnerability.
Attackers can exploit this issue to gain unauthorized access to the affected application. However, this requires that the application has password-based authentication disabled.
Serv-U 10.2.0.2 and versions prior to 10.3.0.1 are vulnerable.
Solution
Updates are available. Please see the references for more information.
References
Updated on 2015-03-25