CVE-2019-12797

A clone version of an ELM327 OBD2 Bluetooth device has a hardcoded PIN, leading to arbitrary commands to an OBD-II bus of a vehicle.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.kth.se/polopoly_fs/1.914060.1561621279!/Ludvig%20and%20Daniel_final_dongles.pdf	Third Party Advisory
https://www.kth.se/polopoly_fs/1.917488.1564430206!/elm327.pdf	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:elmelectronics:elm27_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:elmelectronics:elm27:-:*:*:*:*:*:*:*

Information

Published : 2019-07-31 19:15

Updated : 2019-08-22 19:15

NVD link : CVE-2019-12797

Mitre link : CVE-2019-12797

JSON object : View

Products Affected

elmelectronics

elm27_firmware
elm27

CWE

CWE-798

Use of Hard-coded Credentials

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