Rule

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Sid
19292

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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. Complete admin access.

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Detailed Information:
Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before 3.1.6 and 3.0.x before 3.0.10, and SeaMonkey 2.x before 2.0.10, 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:
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-2010-3765:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-3765
 
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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