CVE-2001-1571
The Remote Desktop client in Windows XP sends the most recent user account name in cleartext, which could allow remote attackers to obtain terminal server user account names via sniffing.
Date published : 2005-07-14
http://www.securityfocus.com/bid/3720
http://archives.neohapsis.com/archives/bugtraq/2001-12/0213.html