What’s Vulnerable › Vulnerabilities

CVE-2011-0979

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 26.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-02-10 · updated 2026-06-16
• Weakness: CWE-20

Description

Microsoft Excel 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac; and Excel Viewer SP2 do not properly handle errors during the parsing of Office Art records in Excel spreadsheets, which allows remote attackers to execute arbitrary code via a malformed object record, related to a "stray reference," aka "Excel Linked List Corruption Vulnerability."

Affected products

• Microsoft Excel 2013 Service Pack 1: 2002-sp3, 2003-sp3, 2007-sp2, 2010
• Microsoft Excel Viewer: all versions
• Microsoft Office: 2004, 2008, 2011
• Microsoft Office Compatibility Pack: 2007-sp2
• Microsoft Open Xml File Format Converter: all versions

References

• http://dvlabs.tippingpoint.com/blog/2011/02/07/zdi-disclosure-microsoft
• http://osvdb.org/70904
• http://secunia.com/advisories/39122
• http://secunia.com/advisories/43231
• http://www.securitytracker.com/id?1025337
• http://www.us-cert.gov/cas/techalerts/TA11-102A.html
• http://www.vupen.com/english/advisories/2011/0940
• http://zerodayinitiative.com/advisories/ZDI-11-041/
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-021
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12595
• http://dvlabs.tippingpoint.com/blog/2011/02/07/zdi-disclosure-microsoft
• http://osvdb.org/70904

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