CVE-2009-2435 Information

Description

The Sametime server in IBM Lotus Instant Messaging and Web Conferencing 6.5.1 generates error messages for a failed logon attempt with different time delays depending on whether the user account exists which allows remote attackers to enumerate valid usernames.

Reference

http://www.securityfocus.com/bid/35614 http://www.senseofsecurity.com.au/advisories/SOS-09-004.pdf