Rule

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Sid
17743

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

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Impact:
Denial of Service. Information disclosure. Loss of integrity. Complete admin access.

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Detailed Information:
Unspecified vulnerability in Microsoft Word in Office 2000 and XP SP3, 2003 SP2 and SP3, and 2007 Office System SP1 and earlier allows remote attackers to execute arbitrary code via a Rich Text Format (.rtf) file with a malformed string that triggers a "memory calculation error" and a heap-based buffer overflow, aka "Object Parsing Vulnerability."

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Affected Systems:
microsoft office 2000
microsoft office 2003
microsoft office 2003
microsoft office 2004
microsoft office 2004
microsoft office 2007
microsoft office 2007 sp1
microsoft office 2008
microsoft office 2008
microsoft office Xp

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Attack Scenarios:
An attacker can host a web site that will return code of their choosing to the object when a victim clicks on a malicious link.

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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-2008-1091:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2008-1091
 
Common Weakness Enumeration:
http://cwe.mitre.org/data/definitions/120.html
 
Common Attack Pattern Enumeration and Classification:
http://capec.mitre.org/data/definitions/100.html

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