CVE-2023-32156

May 3, 2024, 12:50 p.m.

Tags

zdi-disclosures@trendmicro.com
2024-05-03
CWE-367
CVE-2023-32156

CVSS Score

9.0 / 10

Product(s) Impacted

Tesla Model 3 Gateway Firmware

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.

Weaknesses

Date

Published: May 3, 2024, 2:15 a.m.

Last Modified: May 3, 2024, 12:50 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

zdi-disclosures@trendmicro.com

CVSS Data

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

LOW

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score
9.0
Exploitability Score
Impact Score
Base Severity
CRITICAL
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

https://www.zerodayinitiative.com/advisories/ZDI-23-972/
zdi-disclosures@trendmicro.com