CVE-2023-32156

Tesla Model 3 Gateway Firmware Signature Validation Bypass Vulnerability

State
Published
Severity
9.0 Critical
Published
May 3, 2024
Updated
Sep 18, 2024
Reserved
May 3, 2023

Read the record on cve.org

Description

Tesla Model 3 Gateway Firmware Signature Validation Bypass Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Tesla Model 3 vehicles. An attacker must first obtain the ability to execute privileged code on the Tesla infotainment system in order to exploit this vulnerability.

The specific flaw exists within the handling of firmware updates. The issue results from improper error-handling during the update process. An attacker can leverage this vulnerability to execute code in the context of Tesla's Gateway ECU. . Was ZDI-CAN-20734.

Scores

CVSSScoreVectorSource
3.09.0 CriticalCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:Hzdi

Weaknesses

  • CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

Affected Products

ProductVersions
Model 3Tesla
  • Model 3 - 2023.6Affected

References

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