CVE-2001-0349: Microsoft Windows 2000

High severity, CVSS 7.2. EPSS: 1.9% chance of exploitation in the next 30 days.

Microsoft Windows 2000 telnet service creates named pipes with predictable names and does not properly verify them, which allows local users to execute arbitrary commands by creating a named pipe with the predictable name and associating a malicious program with it, the first of two variants of this vulnerability.

Affected products

• Microsoft Windows 2000: any version

Published 2001-07-21. Last modified 2026-06-16.