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PHP "html_entity_decode()" Information Disclosure Vulnerability

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Release Date:  2006-03-29    Last Update:  2006-05-04    Views:  18,121

Secunia Advisory SA19383

Where:

From remote

Impact:

Exposure of sensitive information

Solution Status:

Vendor Patch

CVE Reference(s):

Description


A vulnerability has been discovered in PHP, which can be exploited by malicious people to gain knowledge of potentially sensitive information.

The vulnerability is caused due to the "html_entity_decode()" PHP function not being binary safe. This can be exploited to disclose certain part of the memory via a script calling the "html_entity_decode()" function with input controlled by the attacker and where the result is sent to the attacker.

Successful may allow disclosure of e.g. passwords stored in a PHP script.

The vulnerability has been confirmed in versions 4.4.2 and 5.1.2. Prior versions may also be affected.


Solution:
The vulnerability has been fixed in the CVS repository and in version 5.1.3.

Further details available to Secunia VIM customers

Provided and/or discovered by:
Discovered by the vendor and reported to public mailing lists by Tõnu Samuel.

Original Advisory:
Tõnu Samuel:
http://archives.neohapsis.com/archives/fulldisclosure/2006-03/1675.html

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: PHP "html_entity_decode()" Information Disclosure Vulnerability

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