Rule: 

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Sid: 
8448

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Summary: 
This event is generated when a malicious Excel file is detected transitioning the network.

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Impact: 
Unknown. Execution of code may be possible.

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Detailed Information:
Versions of Microsoft Office are vulnerable to a buffer overflow condition when processing malformed XLS files.

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Affected Systems:
Microsoft Office

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Attack Scenarios: 
An attacker needs to supply a malformed .xls file to be opened on a vulnerable system.

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Ease of Attack: 
Simple. Exploit code exists.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action: 
Apply the appropriate vendor supplied patches.

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Contributors:
Sourcefire Vulnerability Research Team

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Additional References:


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