Nozomi researchers created a security testing and fuzzing tool, using open source software, that is capable of automatically finding vulnerabilities in proprietary protocols used by industrial control system (ICS) devices. “Using just this tool, and in a limited time period, they identified eight zero-day vulnerabilities that, if exploited, could be used to shut down the controllers, making the devices unmanageable, and even potentially corrupt normal processes, which could be extremely serious or even fatal,” said Carcano.

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