Hackers use TeamViewer in an attempt to contaminate Florida town’s water supply

Hackers using a popular remote desktop tool TeamViewer accessed a computer system at a small town in Florida’s water treatment facility. They attempted to flood the water supply with sodium hydroxide, the attack was witnessed by an employee who was on the system. When the attacker logged off the employee reversed the changes that were made preventing the chemical from being released into the system.

More information here: https://www.theregister.com/2021/02/09/florida_water_hacked/