Prosieben Community Website - Persistent Script Code Inject

["research () vulnerability-lab com" <research () vulnerability-lab com>]

Title:
======
Prosieben Community Website - Persistent Script Code Inject


Date:
=====
2011-10-31


References:
===========
http://www.vulnerability-lab.com/get_content.php?id=306


VL-ID:
=====
306


Abstract:
=========
The Vulnerability Lab Research Team discovered a persistent script code injection vulnerability on prosiebens community 
website.


Report-Timeline:
================
2011-10-23:     Vendor Notification
2011-10-24:     Vendor Response/Feedback
2011-10-27:     Vendor Fix/Patch
2011-11-01:     Public or Non-Public Disclosure


Status:
========
Published


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


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


Details:
========
A persistent script code injection vulnerability is detected on Prosiebens Community vendor website.
Remote attackers can inject/execute malicious script codes on application side to compromise the community profile of 
users.
Successful exploitation can result in session hijacking & profile manipulation via script code injection.

Vulnerable Module(s):
                                        [+] Profile Content & Output - Prosieben Community


Proof of Concept:
=================
The vulnerability can be exploited by remote attacker with user account for the community portal.
For demonstration or reproduce ...

<li id="ka_profComment_3464320" class="ka_profComment clearfix" style="height: 0pt;"><div class="ka_profileCommentDate">
vor 3 Wochen <span class="ka_pipe">|</span> <a onclick='var 
x=".tl(";s_objectID="http://meinecommunity.prosieben.de/service
/displayKickPlace.kickAction?u=34728024&as=122896_1";return this.s_oc?this.s_oc(e):
true' href="/service/displayKickPlace.kickAction?u=34728024&as=122896">Trololol</a> </div><div 
class="ka_profileCommentImg">
<a onclick='var x=".tl(";s_objectID="http://meinecommunity.prosieben.de/service/displayKickPlace.kickAction?u=34728024
&as=122896_2";return this.s_oc?this.s_oc(e):true' href="/service/displayKickPlace.kickAction?u=34728024&as=122896">
<span style="background-image: 
url("http://media.kickstatic.com/kickapps/images/122896/icons/defaultMember_122896_portrait
48X48.jpg");"></span></a></div><div class="ka_profileCommentContent clearfix"><p>[PERSISTENT SCRIPT CODE EXECUTION 
HERE!]>
</p></div><div class="ka_profileCommentControls clearfix"><span class="ka_flag ka_flag_comment"><a class="" 
onclick='var x="
.tl(";s_objectID="http://meinecommunity.prosieben.de/service/displayKickPlace.kickAction?u=34728024&as=122896#_4";return
 
this.s_oc?this.s_oc(e):true' href="#">Beitrag melden</a></span></div></li>


Risk:
=====
The security risk of the persistent script code inject is estimated as high(-).


Credits:
========
Vulnerability Research Laboratory - Alexander Fuchs (F0x23)


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




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