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Security Update, February 22, 2002

This update resolves the "Malicious SMTP Client Can Send Malformed Command to Windows SMTP Service" security vulnerability in Windows 2000, and is discussed in Microsoft Security Bulletin MS02-012. Download now to help prevent a malicious user from launching a denial of service (DoS) attack via the SMTP (Simple Mail Transport Protocol) service.

Note The SMTP service is installed by default as part of Windows 2000 server, and you can select it for installation on Windows 2000 Professional.

For more information about this vulnerability, read Microsoft Security Bulletin MS02-012.

System Requirements
This update applies to Windows 2000.

How to use
Restart your computer to complete the installation.

How to uninstall

1. Click Start and then click Control Panel.
2. Click Add/Remove Programs.
3. Select Windows 2000 Hotfix (Pre-SP3) [See Q313450 for more information], and then click Add/Remove.

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