CVE-2020-29439

Name: CVE-2020-29439
Creator: NVD / NIST
Published: 2020-11-30T22:15:10.963+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 0.41%

Last modified Jun 17, 2026

CVE-2020-29439 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. 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.). EPSS estimates a 0.41% chance of exploitation in the next 30 days.

Description

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.)

Metrics

CVSS 3.1

4.6/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.41%

32.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Tesla	Model X Firmware	< 2020-11-23

References

https://www.wired.com/story/tesla-model-x-hack-bluetooth/Exploit, Press/Media Coverage, Third Party Advisory
https://www.wired.com/story/tesla-model-x-hack-bluetooth/Exploit, Press/Media Coverage, Third Party Advisory

Timeline

Published: Nov 30, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-29439?

How severe is CVE-2020-29439?

CVE-2020-29439 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.

How do I fix CVE-2020-29439?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-29439?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST