Description
FreePBX 2.5.1, and other 2.4.x, 2.5.x, and pre-release 2.6.x versions, generates different error messages for a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.
References
- 54263 vdb-entry
- http://freepbx.org/trac/ticket/3660
- 34772 third-party-advisory
- 34857 vdb-entry