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 computers functionality.

Note This update replaces Security Update, October 29, 2001, which is discussed in Microsoft Security Bulletin MS01-054. (This site is in English.)

For more information about this issue, read the Microsoft Security Bulletin on the Microsoft Security Web site. (This site is in English.)

1. Click Start and then click Control Panel.
2. Click Add or Remove Programs.
3. Select Windows XP Hotfix (SP1) [See Q315000 for more information], and then click Change/Remove.