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PHP "open_basedir" Symlink Security Bypass Vulnerability
Secunia Advisory: SA22235
Release Date: 2006-10-04
Last Update: 2006-10-13
Popularity: 13,768 views

Critical:
Less critical
Impact: Security Bypass
Where: Local system
Solution Status: Unpatched

Software:PHP 4.0.x
PHP 4.1.x
PHP 4.2.x
PHP 4.3.x
PHP 4.4.x
PHP 5.0.x
PHP 5.1.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
Stefan Esser has reported a vulnerability in PHP, which can be exploited by malicious, local users to bypass certain security restrictions.

The vulnerability is caused due to a race condition in the handling of symlinks and can be exploited to bypass the open_basedir protection mechanism.

The vulnerability has been reported in PHP4 and PHP5.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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