CVE-2004-0210: Microsoft Windows Privilege Escalation Vulnerability

High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2022-03-03. EPSS: 7.2% chance of exploitation in the next 30 days.

The POSIX component of Microsoft Windows NT and Windows 2000 allows local users to execute arbitrary code via certain parameters, possibly by modifying message length values and causing a buffer overflow.

Affected products

• Microsoft Interix: version 2.2 only
• Microsoft Windows 2000: affected versions not specified
• Microsoft Windows Nt: version 4.0 only

Published 2004-08-06. Last modified 2026-06-16.