The 'Weather Service' feature of the Green Electronics RainMachine Mini-8 (2nd generation) allows an attacker to inject arbitrary Python code via the 'Add new weather data source' upload function.Referenceshttp://www.irongeek.com/i.php?page=videos/bsidesrdu2018/bsidesrdu-2018-07-when-it-rains-it-pours-sam-granger