Please be advised that Microsoft has released a critical security update (KB958644) for all currently supported versions of Windows, including Windows XP and Windows Server 2003. This update is rated important for Windows Vista and Windows Server 2008.
This update corrects a vulnerability that allows attackers
to gain access to Windows systems without authentication through remote code
execution.
ITS urges all Windows users and administrators to install
the update as soon as possible. Go to http://www.microsoft.com/protect
and then
click Latest Security Updates in the left-hand menu. You will need to restart
your system in order for the update to take effect. (Posted October 23, 2008)