Vulnerability Description
Microsoft Excel 2003 SP3 and 2007 SP2; Excel in Office 2007 SP2; Excel 2010 Gold and SP1; Excel in Office 2010 Gold and SP1; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; Excel Services on Office SharePoint Server 2007 SP2; Excel Services on Office SharePoint Server 2010 Gold and SP1; and Excel Web App 2010 Gold and SP1 do not properly parse conditional expressions associated with formatting requirements, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Conditional Expression Parsing Vulnerability."
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Excel | 2003 |
| Microsoft | Excel Viewer | All versions |
| Microsoft | Excel Web App | 2010 |
| Microsoft | Office | 2004 |
| Microsoft | Office Compatibility Pack | 2007 |
| Microsoft | Open Xml File Format Converter | All versions |
| Microsoft | Sharepoint Server | 2007 |
Related Weaknesses (CWE)
References
- http://www.us-cert.gov/cas/techalerts/TA11-256A.htmlUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-07
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
- http://www.us-cert.gov/cas/techalerts/TA11-256A.htmlUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-07
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
FAQ
What is CVE-2011-1989?
CVE-2011-1989 is a vulnerability with a CVSS score of 9.3 (HIGH). Microsoft Excel 2003 SP3 and 2007 SP2; Excel in Office 2007 SP2; Excel 2010 Gold and SP1; Excel in Office 2010 Gold and SP1; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac...
How severe is CVE-2011-1989?
CVE-2011-1989 has been rated HIGH with a CVSS base score of 9.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-1989?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Excel, Microsoft Excel Viewer, Microsoft Excel Web App, Microsoft Office, Microsoft Office Compatibility Pack.