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PHP CURL "open_basedir" Security Bypass Vulnerability
Secunia Advisory: SA13023
Release Date: 2004-10-29
Last Update: 2005-04-01
Popularity: 15,981 views

Critical:
Not critical
Impact: Security Bypass
Where: Local system
Solution Status: Vendor Patch

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

Secunia CVSS-2 Score: Available in Secunia business solutions

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

Description:
FraMe has discovered a vulnerability in PHP, which can be exploited by malicious, local users to access files outside the "open_basedir" root.

The vulnerability is caused due to some CURL functions not obeying the "open_basedir" directive, which is designed to restrict PHP scripts in certain environments from accessing files outside the defined root directories. This can be exploited to access files outside the "open_basedir" root by using the functions "curl_init()" and "curl_exec()".

The vulnerability has been confirmed on PHP version 4.3.8 with CURL 7.10.6. Other versions may also be affected.

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



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