2140.txt

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Rule:

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Sid: 2140


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Summary:
This event is generated when an attempt is made to access the p-news bulletin board.

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Impact:
Possible escalation of privilege.

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Detailed Information:
This event indicates that an attempt has been made to access the p-news bulletin board. The p-news application has a flaw that allows normal users to escalate their privilege level to that of the administrator by using a malformed username.

The attacker may be trying to gain administrator access.

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Affected Systems:
Any host using php.

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Attack Scenarios:
An attacker can take control of the application by supplying a specially crafted malformed username.

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Ease of Attack:
Simple.

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False Positives:
None Known.

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False Negatives:
None Known.

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Corrective Action:
Check the php implementation on the host. Ensure all measures have been taken to deny access to sensitive files.

Apply the appropriate vendor patches.

Upgrade to the latest non-affected version of the software.

Check the host for signs of compromise.

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Contributors:
Sourcefire Vulnerability Research Team
Brian Caswell <[e-mail]>
Nigel Houghton <[e-mail]>

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Additional References:


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