CVE-2021-37436

Amazon Echo Dot devices through 2021-07-02 sometimes allow attackers, who have physical access to a device after a factory reset, to obtain sensitive information via a series of complex hardware and software attacks. NOTE: reportedly, there were vendor marketing statements about safely removing personal content via a factory reset. Also, the vendor has reportedly indicated that they are working on mitigations.

Date published : 2021-07-24

https://arstechnica.com/gadgets/2021/07/passwords-in-amazon-echo-dots-live-on-even-after-you-factory-reset-them/

https://dl.acm.org/doi/pdf/10.1145/3448300.3467820