ExBB 'exbb[default_lang]' Parameter Local File Include Vulnerability

Bugtraq ID:	28686
Class:	Input Validation Error
CVE:	CVE-2008-1861
Remote:	Yes
Local:	No
Published:	Apr 08 2008 12:00AM
Updated:	May 07 2015 05:30PM
Credit:	The:Paradox
Vulnerable:	ExBB ExBB Italia 0.22
Not Vulnerable:

ExBB 'exbb[default_lang]' Parameter Local File Include Vulnerability

ExBB is prone to a local file-include vulnerability because it fails to properly sanitize user-supplied input.

An attacker can exploit this vulnerability using directory-traversal strings to view local files in the context of the webserver process. This may aid in further attacks.

ExBB 0.22 is vulnerable; other versions may also be affected.

ExBB 'exbb[default_lang]' Parameter Local File Include Vulnerability

Attackers can exploit this issue via a browser.

The following proof-of-concept URI is available:

http://www.example.com/Ex/modules/threadstop/threadstop.php?exbb[default_lang]=../../../../../../[File]%00

ExBB 'exbb[default_lang]' Parameter Local File Include Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

ExBB 'exbb[default_lang]' Parameter Local File Include Vulnerability

References:

• ExBB Home Page (ExBB)
  
• ExBB Italia Home Page (ExBB Italia)