CVE-2001-1570

Windows XP with fast user switching and account lockout enabled allows local users to deny user account access by setting the fast user switch to the same user self multiple times, which causes other accounts to be locked out...

Security Update, December 17, 2001

This update resolves the "Unchecked Buffer in Universal Plug and Play Can Lead to System Compromise" security vulnerability in Windows XP. Download now to help prevent a malicious user from compromising your computer or using your computer to compromise another computer's functionality...