First reported by 8-Bit, the hack is discovered by a security researcher, who made use of the microcontroller, making it do specific tasks. Mentioned by the German security researcher "Stack Smashing" on Twitter, the team was able to "break into the microcontroller" of the AirTag. After several tries, the researcher was able to reflash Apple AirTags and alter the programming of the microcontroller to change its functions. 🥳🥳🥳/cc @colinoflynn @LennertWo pic.twitter.com/zGALc2S2Ph — stacksmashing (@ghidraninja) May 8, 2021Also read: Apple AirTags go through teardown and a drilling machine testThe report states that the initial demonstration showcased an AirTag with a modified NFC URL. The researcher, however, also mentions that it takes a lot of know-how to hack AirTag in the first place.

Source: Hindustan Times May 10, 2021 02:37 UTC