Rule:  

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Sid:
2362

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Summary:
This event is generated when an attempt is made to exploit a known
vulnerability in the PHP web application YaBB SE.

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Impact:
Execution of arbitrary code on the affected system

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Detailed Information:
YaBB SE contains a flaw such that it may be possible for an attacker
to include code of their choosing by manipulating the location of the
script packer.php parameter when making a GET or POST  request 
to a vulnerable system.

It may be possible for an attacker to execute that code with the
privileges of the user running the webserver, usually root.

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Affected Systems:
	YaBB SE YaBB SE 0.8
	YaBB SE YaBB SE 1.4.1
	YaBB SE YaBB SE 1.5 .0

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Attack Scenarios:
An attacker can make a request to an affected script and supply their
own code in the packer.php script.

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Ease of Attack:
Simple. No exploit software required. 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

Upgrade to the latest non-affected version of the software

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Contributors:
Sourcefire Research Team
Nigel Houghton <nigel.houghton@sourcefire.com>

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Additional References:

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