CVE-2007-0214: Microsoft Windows 2000

High severity, CVSS 9.3. EPSS: 26.6% chance of exploitation in the next 30 days.

The HTML Help ActiveX control (Hhctrl.ocx) in Microsoft Windows 2000 SP3, XP SP2 and Professional, 2003 SP1 allows remote attackers to execute arbitrary code via unspecified functions, related to uninitialized parameters.

Affected products

• Microsoft Windows 2000: any version
• Microsoft Windows 2003 Server: any version; version 64-bit only; version itanium only; version sp1 only
• Microsoft Windows XP: any version

Published 2007-02-13. Last modified 2026-06-16.