HACKERS BREACH US WATER FACILITY VIA EXPOSED UNITRONICS PLCS

Summary from the TLDR InfoSec newsletter

Hackers have breached a US water facility by hacking into Unitronics Programmable Logic Controllers (PLCs) exposed online. CISA is warning that this could lead to severe repercussions, such as water supply contamination through manipulating the device to alter chemical dosing, service disruption leading to a halt in water supply, and physical damage to the infrastructure.