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Installation Path Disclosure Weakness in CLANSPHERE

Advisory ID:HTB22692
Vulnerable Versions:2010.0 Final and probably prior
Tested Version:2010.0 Final
Advisory Publication:November 2, 2010 [without technical details]
Vendor Notification:November 2, 2010
Public Disclosure:November 16, 2010
Latest Update:November 16, 2010
Vulnerability Type:Information Exposure Through Externally-generated Error Message [CWE-211]
Risk Level:Medium
CVSSv2 Base Score:5.0 (AV:N/AC:L/Au:N/C:P/I:N/A:N)
Solution Status:Fixed by Vendor
Discovered and Provided:High-Tech Bridge Security Research Lab

Advisory Details:

High-Tech Bridge SA Security Research Lab has discovered a weakness in CLANSPHERE which could be exploited to gain access to potentially sensitive information.

1) Installation path disclosure weakness in CLANSPHERE
The weakness exists due to application reveals the full path to installation directory in an error message. A remote attacker can directly access the mods/abcode/create.php, mods/access/manage.php and mods/board/active.php scripts and gain knowledge of the web root directory and other potentially sensitive information. Successful exploitation requires that php_display_errors variable is on.
Exploitation examples:

http ://[host]/mods/board/active.php

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Upgrade to 2010.1 release.

[1] High-Tech Bridge Advisory HTB22692 - https://www.htbridge.com/advisory/HTB22692 - Installation Path Disclosure Weakness in CLANSPHERE
[2] CLANSPHERE - csphere.eu – CLANSPHERE is a content management software.
[3] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.
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