CVE-2004-1049: Microsoft Windows 2000

Medium severity, CVSS 5.1. EPSS: 30.6% chance of exploitation in the next 30 days.

Integer overflow in the LoadImage API of the USER32 Lib for Microsoft Windows allows remote attackers to execute arbitrary code via a .bmp, .cur, .ico or .ani file with a large image size field, which leads to a buffer overflow, aka the "Cursor and Icon Format Handling Vulnerability."

Affected products

• Microsoft Windows 2000: any version
• Microsoft Windows 2003 Server: version r2 only
• Microsoft Windows Nt: any version
• Microsoft Windows XP: any version

Published 2004-12-31. Last modified 2026-06-16.