Great, another one that can allow worms to propogate. Buffer overflow meaning anybody can run code on your machine.
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-049.asp
If you run 2000 or XP then get patchin.
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-049.asp
If you run 2000 or XP then get patchin.