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.

Changelog
Further details available to Secunia VIM customers

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

Deep Links
Links available to Secunia VIM customers