IM
IronMonkey Threat Research

CVE-2026-18411 HIGH

Published: 2026-08-05 | Last Modified: 2026-08-06 | Status: Received

Description

The KARR Security System and SWDS dealer-installed automotive anti-theft systems use a shared Bluetooth authentication key across affected devices. An attacker within Bluetooth range can leverage this weakness to issue unauthorized commands to the vehicle, potentially allowing unauthorized access to vehicle functions, including door unlocking and engine immobilization.

CVSS Metrics

Base Score: 8.1 (HIGH)

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

Attack VectorADJACENT_NETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactNONE
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Secondary

Exploitability Score: 2.8

Impact Score: 5.2

Base Score: 7.2 (HIGH)

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack VectorADJACENT
Attack ComplexityLOW
Attack RequirementsNONE
Privileges RequiredNONE
User InteractionNONE
Vulnerability ConfidentialityNONE
Vulnerability IntegrityHIGH
Vulnerability AvailabilityHIGH
Subsequent ConfidentialityNONE
Subsequent IntegrityNONE
Subsequent AvailabilityNONE

Source: [email protected]

Type: Secondary

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-321
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