It's easier than many people realize to modify someone else's flight booking, or cancel their flight altogether, because airlines rely on old, unsecured systems for processing customers' travel plans, researchers will explain at the Chaos Communication Congress hacking festival on Tuesday. The issues predominantly center around the lack of any meaningful authentication for customers requesting their flight information.
The issues highlight how a decades-old system is still in constant, heavy use, despite being susceptible to fairly simple attacks and with no clear means for a solution.
"Whenever you take a trip, you are in one or more of these systems," security researcher Karsten Nohl told Motherboard in a phone call ahead of his and co-researcher Nemanja Nikodijevic's talk.
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