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.
Published 2024-05-03 01:56:39
Updated 2024-09-18 19:15:22
View at NVD,   CVE.org
Vulnerability category: Execute code

Products affected by CVE-2023-32156

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Exploit prediction scoring system (EPSS) score for CVE-2023-32156

0.07%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-32156

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.0
CRITICAL CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
2.3
6.0
Zero Day Initiative 2024-05-03

CWE ids for CVE-2023-32156

  • The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.
    Assigned by: zdi-disclosures@trendmicro.com (Secondary)

References for CVE-2023-32156

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