Task Management System 1.0 Shell Upload

Risk: High
Local: No
Remote: Yes
CWE: CWE-264

# Exploit Title: Task Management System 1.0 - Unrestricted File Upload to Remote Code Execution # Exploit Author: Saeed Bala Ahmed (r0b0tG4nG) # Date: 2020-12-08 # Google Dork: N/A # Vendor Homepage: https://www.sourcecodester.com/php/14615/task-management-system-using-phpmysqli-source-code.html # Software Link: https://www.sourcecodester.com/download-code?nid=14615&title=Task+Management+System+using+PHP%2FMySQLi+with+Source+Code # Affected Version: Version 1 # Category: Web Application # Tested on: Parrot OS Step 1: Log in to the CMS with any valid user credentials. Step 2: Click on the logged in username on header and select Manage Account. Step 3: Upload a php payload ( i used the default php webshell in /usr/share/webshells/php/php-reverse-shell.php) or a jpeg image embeded with a php payload. ("exiftool -Comment='<?php system($_GET['cmd']); ?>' r0b0t.jpg") Then update profile. Step 4: Click on username on header again and select Manage Account. Step 5: Right click on the uploaded php payload or embeded image located under the "choose avatar form" then copy image location. Step 6: Start nc listener and paste the url in browser. This will trigger the remote code execution if you used a php shell. ( http://localhost/assets/uploads/1607438280_shell.php )

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