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Astaro Security Gateway v8.1 - Input Validation Vulnerability
From: "research () vulnerability-lab com" <research () vulnerability-lab com>
Date: Fri, 06 Jan 2012 03:03:21 +0100

Title:
======
Astaro Security Gateway v8.1 - Input Validation Vulnerability


Date:
=====
2011-12-27


References:
===========
http://www.vulnerability-lab.com/get_content.php?id=193


VL-ID:
=====
193


Introduction:
=============
Das Astaro Security Gateway 8.101 wurde speziell für den Schutz großer Unternehmen konzipiert. 
Basierend auf hochwertigen Intel-kompatiblen Serversystemen, einschließlich Dual IntelTM Xeon-Multi-Core-Prozessoren 
sowie redundanten Highspeed-Festplatten, bietet es selbst für die herausforderndsten Umgebungen optimale Performance 
und Zuverlässigkeit. Dieser Abschnitt beschreibt detailliert die verfügbaren Sicherheitsanwendungen, technischen 
Einzelheiten und Einsatzszenarien.

(Copy of the Vendor Homepage: https://www.astaro.com/de-de/produkte/hardware-appliance/astaro-security-gateway-625)


Abstract:
=========
Vulnerability-Lab Team discovered a persistent Cross Site Scripting issue on Astaro Security Gateway.


Report-Timeline:
================
2011-12-27:     Public or Non-Public Disclosure


Status:
========
Published


Affected Products:
==================
Astaro Security Gateway v8.1


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


Severity:
=========
Medium


Details:
========
A persistent cross site scripting vulnerability is detected on Astaro Security Gateway v8.101.
The vulnerability allows an privileged user account to implement malicious persistent script code.
The bug is located in the preview function of the certificate delete popup box.

Vulnerable Module(s):
                                [+] Certificate - Delete Preview Popup Box

Pictures:
                        ../1.png


Proof of Concept:
=================
The vulnerability can be exploited by remote attackers or privileged restricted user accounts.
For demonstration or reproduce ...

Site-2-Site VPN - Certificate Management Preview

<div style="left: 300px; top: 220px; z-index: 2000; visibility: visible;" class="iPopUp" id="iPopup_2"><div 

class="iPopUpTitle">Please confirm:</div><div class="iPopUpText"><p>&#8203;&#8203;&#8203;&#8203;&#8203;Are you sure 
that you want to delete the X509 certificate 

with private key object '>"<INCLUDED PERSISTENT SCRIPTCODE HERE!!!">'?</p></iframe></p></div><table border="0" 

cellpadding="0" cellspacing="0"><tbody><tr><td style="padding: 2px;"><div id="btnDefault_iPopup_2" class="button" 
style="width: 

auto; cursor: pointer; color: black; font-weight: bold;"><div class="button_left"></div><div class="button_center" 
style="width: 

auto;"><span style="font-weight: normal;">OK</span></div><div 
class="button_right"></div></div></td>&#8203;&#8203;&#8203;&#8203;&#8203;<td style="padding: 

2px;"><div class="button" style="width: auto; cursor: pointer; color: black;"><div class="button_left"></div><div 

class="button_center" style="width: auto;"><span style="font-weight: normal;">Cancel</span></div><div 

class="button_right"></div></div></td></tr></tbody></table></div>

        ../index.dat


Risk:
=====
The security risk of the persistent vulnerability is estimated as medium.


Credits:
========
Vulnerability Research Laboratory


Disclaimer:
===========
The information provided in this advisory is provided as it is without any warranty. Vulnerability-Lab disclaims all 
warranties, 
either expressed or implied, including the warranties of merchantability and capability for a particular purpose. 
Vulnerability-
Lab or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss 
of business 
profits or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such 
damages. Some 
states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing 
limitation 
may not apply. Any modified copy or reproduction, including partially usages, of this file requires authorization from 
Vulnerability-
Lab. Permission to electronically redistribute this alert in its unmodified form is granted. All other rights, 
including the use of 
other media, are reserved by Vulnerability-Lab or its suppliers.

                                                Copyright © 2011|Vulnerability-Lab




-- 
Website: www.vulnerability-lab.com ; vuln-lab.com or vuln-db.com
Contact: admin () vulnerability-lab com or support () vulnerability-lab com


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