CVE-2011-1990

Description

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."

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 58.63% Top 5%
Vendor Advisory microsoft.com
Affected: n/a n/a
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2011-1990?
CVE-2011-1990 has been scored as a critical severity vulnerability.
How to fix CVE-2011-1990?
To fix CVE-2011-1990, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1990 being actively exploited in the wild?
It is possible that CVE-2011-1990 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~59% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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