Buffer overflow in Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Excel spreadsheet, related to improper validation of record information, aka "Excel Buffer Overrun Vulnerability."
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:* | 2002 sp3 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:* | 2003 sp3 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:* | 2007 sp2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel_viewer:*:sp2:*:*:*:*:*:* | all versions | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:* | 2004 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office:2008:*:mac:*:*:*:*:* | 2008 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office_compatibility_pack:2007:sp2:*:*:*:*:*:* | 2007 sp2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:mac:*:*:*:*:* | all versions | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:* Versions 2002 sp3 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:* Versions 2003 sp3 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:* Versions 2007 sp2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel_viewer:*:sp2:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:* Versions 2004 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office:2008:*:mac:*:*:*:*:* Versions 2008 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office_compatibility_pack:2007:sp2:*:*:*:*:*:* Versions 2007 sp2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:mac:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1276
- 2026-10-03 Alias added: GHSA-34mj-v24w-6jvv
References
More Microsoft Excel vulnerabilities
- TI-2019-01013 A remote code execution vulnerability exists in Microsoft Excel software when the… KEVCVSS 3.1HIGH 8.8
- TI-2009-00222 Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel Viewer 2003 Gold… KEVCVSS 3.1HIGH 8.8
- TI-2007-00655 Unspecified vulnerability in Microsoft Excel 2000, XP, 2003, and 2004 for Mac, and… KEVCVSS 3.1HIGH 8.8
- TI-2021-18725 Microsoft Excel Security Feature Bypass Vulnerability KEVCVSS 3.1HIGH 7.8
- TI-2016-06250 Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016… KEVCVSS 3.1HIGH 7.8
- TI-2009-02984 Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for… KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2011-1276 · CVE Program
- CVE-2011-1276 · NVD
- FIRST EPSS
- GHSA-34mj-v24w-6jvv · GitHub Advisory Database · CC BY 4.0
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