CVE Vulnerabilities

CVE-2022-3093

Time-of-check Time-of-use (TOCTOU) Race Condition

Published: Mar 29, 2023 | Modified: Apr 06, 2023
CVSS 3.x
6.4
MEDIUM
Source:
NVD
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

This vulnerability allows physical attackers to execute arbitrary code on affected Tesla vehicles. Authentication is not required to exploit this vulnerability. The specific flaw exists within the ice_updater update mechanism. The issue results from the lack of proper validation of user-supplied firmware. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-17463.

Weakness

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.

Affected Software

Name Vendor Start Version End Version
Model_3_firmware Tesla * 2022.16.0.3 (excluding)

Potential Mitigations

References