Rule

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Sid
17804

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

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

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Detailed Information:
Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, when JavaScript is enabled, allows remote attackers to execute arbitrary code via vectors related to nsCSSFrameConstructor::ContentAppended, the appendChild method, incorrect index tracking, and the creation of multiple frames, which triggers memory corruption, as exploited in the wild in October 2010 by the Belmoo malware.

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Affected Systems:
mozilla firefox 3.5
mozilla firefox 3.5.1
mozilla firefox 3.5.10
mozilla firefox 3.5.11
mozilla firefox 3.5.12
mozilla firefox 3.5.13
mozilla firefox 3.5.14
mozilla firefox 3.5.2
mozilla firefox 3.5.3
mozilla firefox 3.5.4
mozilla firefox 3.5.5
mozilla firefox 3.5.6
mozilla firefox 3.5.7
mozilla firefox 3.5.8
mozilla firefox 3.5.9
mozilla firefox 3.6
mozilla firefox 3.6.10
mozilla firefox 3.6.11
mozilla firefox 3.6.2
mozilla firefox 3.6.3
mozilla firefox 3.6.4
mozilla firefox 3.6.6
mozilla firefox 3.6.7
mozilla firefox 3.6.8
mozilla firefox 3.6.9

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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-2010-3765:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-3765
  
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