OpenCart Local Path Disclose - LPD

Posted by Saadi On Saturday, 30 March 2013 3 comments
Hi ,  today OpenCart .
Just setup Opencart to give it a pen-test and here is initial results.

Oka Bug

OpenCart Disclose the Local Path Of server on many location , Some of them are . .

http://localhost/opencart/upload/catalog/controller/account/address.php

http://localhost/opencart/upload/catalog/controller/account/account.php

http://localhost/opencart/upload/catalog/controller/account/order.php . . .etc

Live Demo

OpenCart Own Domain

http://demo.opencart.com/catalog/controller/account/address.php

http://spotonsolutions.net/catalog/controller/account/address.php




How this issue comes And patching . . . . 

When you are including different php file in one file and declaration of some variable / function in first file and using that variable / function in that file you included second.Now if this second file access by anyone directly you will got some error like ...
Variable undeclared..
Class not found blah blah.

Like we have index.php with code

include('1.php');
include('2.php');

Code of 1.php

class a {
public :
$count=0;
}

Code of 2.php

$classs = new a();


Now as you see if you access 2.php directly you will got error

Class a not found.
Because class a is define in 1.php

But if you access index.php
it will work perfect as
their is class a in 1.php and then 2.php is using that class..

So this is how many times LPD occurs.

Patching . . . . 
Simplest patching
turn error reporting off .

Or

You can also do .htaccess
Order deny,allow
Deny from all


Or

You can do this
Just declare any variable in index.php or in that file you will going to include 1.php and 2.php
like

if (!defined("direct access")) {
define('
direct access
', true);
}


and then just add this on top of 1.php and 2.php

defined('
direct access
') or die("Access Denied.");

what it does simply main file declare a variable and the included files check if that variable is set or not..As you already set the value in main file it will run perfectly.
But if you direct access those files that are included in main file.then as they check if variable is set or not and in direct accessing the file will not have that variable set so it will go in die showing u access denied.

So this for today..

# Independent Pakistani Security Researcher

 


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