A TUG robot from Aethon delivers supplies at UCSF medical center in San Francisco on April 15, 2021. (Photo by Smith Collection/Gado/Getty Images) Hospital hallway robots get patches for potentially serious bugs Five zero-days found in Aethon TUG robots included one that could allow an attacker to control the machines, Cynerio said. Apr 12, 2022 By Joe Warminsky