Description
YaBB 1 SP 1.3.1 displays different error messages when a user exists or not, which makes it easier for remote attackers to identify valid users and conduct a brute force password guessing attack.
References
- yabb-invalidmessage-obtain-information(15236) vdb-entry
- 20040217 YABB information leakage on failed login mailing-list
- 9677 vdb-entry