CVE-2008-4024: Microsoft Office

High severity, CVSS 9.3. EPSS: 28.9% chance of exploitation in the next 30 days.

Microsoft Office Word 2000 SP3 and 2002 SP3 and Office 2004 for Mac allow remote attackers to execute arbitrary code via a Word document with a crafted lcbPlcfBkfSdt field in the File Information Block (FIB), which bypasses an initialization step and triggers an "arbitrary free," aka "Word Memory Corruption Vulnerability."

Affected products

• Microsoft Office: version 2004 only; version 2008 only
• Microsoft Office Compatibility Pack For Word Excel Ppt 2007: any version
• Microsoft Office Outlook: version 2007 only
• Microsoft Office Word: version 2000 only; version 2002 only; version 2003 only; version 2007 only
• Microsoft Office Word Viewer: version 2003 only
• Microsoft Open XML File Format Converter: any version
• Microsoft Works: version 8.0 only

Published 2008-12-10. Last modified 2026-06-16.