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Joomla com_hashcash Component File Inclusion Vulnerability
Secunia Advisory: SA21053
Release Date: 2006-07-14
Last Update: 2006-08-07
Popularity: 9,724 views

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:com_hashcash 1.x (component for Joomla)

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CVE reference:CVE-2006-3750


Description:
Ahmad Maulana has discovered a vulnerability in the com_hashcash component for Joomla, which can be exploited by malicious people to compromise a vulnerable system.

Input passed to the "mosConfig_absolute_path" parameter in components/com_hashcash/server.php isn't properly verified, before it is used to include files. This can be exploited to include arbitrary files from external and local resources.

Successful exploitation requires that "register_globals" is enabled.

The vulnerability has been confirmed in version 1.2.1. Other versions may also be affected.

Solution:
Update to version 1.2.2.

Provided and/or discovered by:
Ahmad Maulana

Changelog:
2006-07-28: Added CVE reference.
2006-08-07: Updated "Solution" section.

Original Advisory:
http://advisories.echo.or.id/adv/adv38-matdhule-2006.txt


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