CVE-2024-6348

Predictable seed generation after ECU reset

Published Aug 19, 2024 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed

Description

Predictable seed generation in the security access mechanism of UDS in the Blind Spot Protection Sensor ECU in Nissan Altima (2022) allows attackers to predict the requested seeds and bypass security controls via repeated ECU resets and seed requests.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Nissan

Altima

unaffected

Version	Status	Constraints
`Altima 2022`	unknown	—

Configuration 1 [-]

AND

cpe:2.3:o:nissan-global:blind_spot_protection_sensor_ecu_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nissan-global:altima:2022:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2024-47460	Predictable seed generation in the security access mechanism of UDS in the Blind Spot Protection Sensor ECU in Nissan Altima (2022) allows attackers to predict the requested seeds and bypass security controls via repeated ECU resets and seed requests.

Metrics

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.410% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://asrg.io/security-advisories/

History

Aug 20, 2024 4:45 PM First appearance in the feed. Affected versions updated. Affected vendors updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
First Time appeared		Nissan-global Nissan-global altima Nissan-global blind Spot Protection Sensor Ecu Firmware
CPEs		cpe:2.3:h:nissan-global:altima:2022:::::::* cpe:2.3:o:nissan-global:blind_spot_protection_sensor_ecu_firmware:-:::::::*
Vendors & Products		Nissan-global Nissan-global altima Nissan-global blind Spot Protection Sensor Ecu Firmware
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}`

Aug 19, 2024 8:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Aug 19, 2024 3:30 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		Predictable seed generation in the security access mechanism of UDS in the Blind Spot Protection Sensor ECU in Nissan Altima (2022) allows attackers to predict the requested seeds and bypass security controls via repeated ECU resets and seed requests.
Title		Predictable seed generation after ECU reset
Weaknesses		CWE-330
References		https://asrg.io/security-advisories/
Metrics		cvssV4_0 `{'score': 5.3, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/AU:Y/V:D/RE:H'}`