CVE-2005-0047: Microsoft Windows 2000

High severity, CVSS 7.2. EPSS: 4.4% chance of exploitation in the next 30 days.

Windows 2000, XP, and Server 2003 does not properly "validate the use of memory regions" for COM structured storage files, which allows attackers to execute arbitrary code, aka the "COM Structured Storage Vulnerability."

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 XP: any version

Published 2005-05-02. Last modified 2026-06-16.