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AEGLIX vulnerability intelligence

CVE-2009-3129

HIGH · CVSS 7.8 · Analyzed

Published: 2009-11-11 · Updated: 2026-06-16 · Source: NVD

Vulnerability overview

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."

Severity and scoring

CVSS score
7.8 · HIGH
CVSS version
3.1
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-787

CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.

Known exploitation and remediation

Listed in CISA’s Known Exploited Vulnerabilities catalog.

Affected product
Microsoft · Excel
Added to catalog
2022-03-03
Required action
Apply updates per vendor instructions.
CISA remediation due date
2022-03-24

CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.

Verify affected versions and patch availability in the vendor advisory before making changes.

Affected products and versions

  • cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:*

  • cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:*

  • cpe:2.3:a:microsoft:excel:2007:sp1:*:*:*:*:*:*

  • cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:*

  • cpe:2.3:a:microsoft:excel_viewer:-:sp1:*:*:*:*:*:*

  • cpe:2.3:a:microsoft:excel_viewer:-:sp2:*:*:*:*:*:*

  • cpe:2.3:a:microsoft:excel_viewer:2003:sp3:*:*:*:*:*:*

  • cpe:2.3:a:microsoft:office:2004:*:*:*:*:macos:*:*

  • cpe:2.3:a:microsoft:office:2008:*:*:*:*:macos:*:*

  • cpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:*:*:*:macos:*:*

These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.

Advisories and references

Explore official sources

Read the official NVD record ↗

Explore the CISA catalog ↗

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