CVE-2011-1990

Microsoft Excel 2007 SP2; Excel in Office 2007 SP2; Excel Viewer SP2; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; and Excel Services on Office SharePoint Server 2007 SP2 do not properly validate the sign of an unspecified array index, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Out of Bounds Array Indexing Vulnerability."

Date published : 2011-09-15

http://www.us-cert.gov/cas/techalerts/TA11-256A.html

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-072