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nvd[email protected]NVD:CVE-2023-29389
HistoryApr 05, 2023 - 4:15 p.m.

CVE-2023-29389

2023-04-0516:15:08
CWE-74
web.nvd.nist.gov
1
toyota rav4
can bus
physical attack
remote driving
cve-2023-29389
vehicle security

6.8 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

25.5%

Toyota RAV4 2021 vehicles automatically trust messages from other ECUs on a CAN bus, which allows physically proximate attackers to drive a vehicle by accessing the control CAN bus after pulling the bumper away and reaching the headlight connector, and then sending forged “Key is validated” messages via CAN Injection, as exploited in the wild in (for example) July 2022.

Affected configurations

NVD
Node
toyotarav4Match-
AND
toyotarav4_firmwareMatch2021

6.8 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

25.5%

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