Microsoft Security Advisory (899480)

http://www.microsoft.com/technet/security/advisory/899480.mspx

Changes made during the development of Windows XP Service Pack 2, Windows Server 2003 Service Pack 1, and the MS05-019 security update eliminated this vulnerability. If you have installed any of these updates, these updates already help protect you from this vulnerability and no additional action is required.

Mitigating Factors:
• Customers who have installed Windows XP Service Pack 2, Windows Server 2003 Service Pack 1, or the MS05-019 security update are not affected by this vulnerability.

MS05-019 security update is Knowledge Base item KB893066 (this is what you will see on your systems if you have installed the MS05-019 security update).