CVE-2009-3129

7.8

CVSS
High

PUBLISHED

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...

Exploited in the wild Low complexity

Vendor: Microsoft
Product: Office Excel
Published: Nov 11, 2009
EPSS: —

Description

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."

cisa metasploit

CVSS scores

CVSS v3.1 7.8 High

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0 9.3

AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitation status

Exploited in the wild

Recorded 2022-03-03 00:00:00 UTC · Source

SSVC decision points

Exploitation: active
Automatable: No
Technical impact: total

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CISA	Mar 03, 2022

Scanner integrations

Scanner	Reference	Detected
Metasploit	https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/fileformat/ms09_067_excel_featheader.rb	Apr 28, 2025

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

ms09_067_excel_featheader

metasploit · Created Unknown

Metasploit module for CVE-2009-3129

Vulnerability detail