PT-2020-17161 · Tesla · Tesla Model X

Lennert Wouters · Published 2020-11-30 · Updated 2020-12-04 · CVE-2020-29438

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Tesla Model X vehicles before 2020-11-23

Description The issue concerns key fobs in Tesla Model X vehicles that accept firmware updates without signature verification, allowing attackers to construct firmware that retrieves an unlock code from a secure enclave chip.

Recommendations For Tesla Model X vehicles before 2020-11-23, consider disabling the key fob's firmware update functionality until a secure update mechanism is implemented. Restrict access to the key fob to minimize the risk of exploitation. Avoid using the key fob for unlock code retrieval until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-347

Related Identifiers

CVE-2020-29438

Affected Products

Tesla Model X

References · 4

• 🔥 https://wired.com/story/tesla-model-x-hack-bluetooth · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-29438 · Security Note
• https://osv.dev/vulnerability/CVE-2020-29438 · Vendor Advisory
• https://t.me/cibsecurity/16954 · Telegram Post