CVE-2001-0348: Microsoft Windows 2000

Medium severity, CVSS 5.0. EPSS: 18.8% chance of exploitation in the next 30 days.

Microsoft Windows 2000 telnet service allows attackers to cause a denial of service (crash) via a long logon command that contains a backspace.

Affected products

• Microsoft Windows 2000: any version

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