CVE-2009-3129: Microsoft Excel Featheader Record Memory Corruption Vulnerability
Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer 2003 SP3; Office Excel Viewer SP1 and SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2 allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset, aka "Excel Featheader Record Memory Corruption Vulnerability."
Other sources
Microsoft Office Excel allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset.
— CISA
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2009-3129?
CVE-2009-3129 is classified as a moderate severity vulnerability.
How do I fix CVE-2009-3129?
To fix CVE-2009-3129, you should apply the latest updates and patches from Microsoft for the affected software.
What software versions are affected by CVE-2009-3129?
CVE-2009-3129 affects Microsoft Excel 2002 SP3, 2003 SP3, 2007 SP1 and SP2, and various versions of Office for Mac.
What types of vulnerabilities are related to CVE-2009-3129?
CVE-2009-3129 relates to memory corruption issues within Microsoft Excel and associated applications.
Is CVE-2009-3129 still a concern for users today?
While CVE-2009-3129 is an older vulnerability, users of the affected software should still ensure they are updated to minimize risks.