Rule

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Sid
24674

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Summary:
This event is generated when an attempt is made to exploit a known vulnerability in excel.

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Impact:
Denial of Service. Information disclosure. Loss of integrity. 

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Detailed Information:
Use-after-free vulnerability in Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1, and Office 2008 and 2011 for Mac, allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel SST Invalid Length Use After Free Vulnerability."

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Affected Systems:
microsoft excel 2003
microsoft excel 2007
microsoft excel 2007
microsoft excel 2010
microsoft excel 2010
microsoft excel 2010

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Attack Scenarios:


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Ease of Attack:
Simple. Exploits exist.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

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Contributors:
Sourcefire Vulnerability Research Team
This document was generated from data supplied by the National Vulnerability Database. A product of the National Institute of Standards and Technology.
For more information see http://nvd.nist.gov/

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Additional References:

NIST CVE-2012-1887:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-1887
  
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