Advisory Published
Updated

CVE-2020-29439

First published: Mon Nov 30 2020(Updated: )

Tesla Model X vehicles before 2020-11-23 have key fobs that rely on five VIN digits for the authentication needed for a body control module (BCM) to initiate a Bluetooth wake-up action. (The full VIN is visible from outside the vehicle.)

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Tesla Model X<2020-11-23
Tesla Model X Firmware

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Frequently Asked Questions

  • What is the severity of CVE-2020-29439?

    CVE-2020-29439 has been classified as a vulnerability that could potentially allow unauthorized access to the vehicle's body control module.

  • How do I fix CVE-2020-29439?

    To mitigate CVE-2020-29439, owners of affected Tesla Model X vehicles should update their vehicle firmware to the version released on or after 2020-11-23.

  • Which Tesla Model X vehicles are affected by CVE-2020-29439?

    CVE-2020-29439 affects Tesla Model X vehicles manufactured before the firmware update on 2020-11-23.

  • What does CVE-2020-29439 exploit?

    CVE-2020-29439 exploits vulnerabilities in the vehicle's key fob authentication mechanism that relies on partial VIN digits.

  • Can CVE-2020-29439 lead to vehicle theft?

    Yes, CVE-2020-29439 presents a risk of vehicle theft due to the vulnerability in the Bluetooth wake-up action triggered by the key fob.

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