Insufficient verification of data authenticity in Peloton TTR01 up to and including PTV55G allows an attacker with physical access to boot into a modified kernel/ramdisk without unlocking the bootloader.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-33887
• https://fccid.io/2AA3N-TTR01
• https://www.mcafee.com/blogs/consumer/mobile-and-iot-security/is-your-peloton-spinning-up-malware/
• https://youtu.be/RLjXfvb0ADw