CVE-2023-32156

HIGH

Tesla Model 3 Firmware - Authenticated Arbitrary Code Execution via Firmware Update Error Handling

Title source: llm

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.

References (1)

Core 1

Core References

Third Party Advisory x_research-advisory

https://www.zerodayinitiative.com/advisories/ZDI-23-972/

Scores

CVSS v3 8.8

EPSS 0.0037

EPSS Percentile 28.4%

Attack Vector ADJACENT_NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-367

Status published

Products (1)

tesla/model_3_firmware 2023.6

Published May 03, 2024

Tracked Since Feb 18, 2026