CVE-2003-0660: Microsoft Windows 2000

High severity, CVSS 7.5. EPSS: 24.5% chance of exploitation in the next 30 days.

The Authenticode capability in Microsoft Windows NT through Server 2003 does not prompt the user to download and install ActiveX controls when the system is low on memory, which could allow remote attackers to execute arbitrary code without user approval.

Affected products

• Microsoft Windows 2000: any version
• Microsoft Windows 2003 Server: version enterprise only; version enterprise_64-bit only; version r2 only; version standard only; version web only
• Microsoft Windows Nt: version 4.0 only
• Microsoft Windows XP: any version

Published 2003-11-17. Last modified 2026-06-16.