What is CVE-2019-12797?

CVE-2019-12797 is a critical-severity vulnerability in Elmelectronics Elm27, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2019-07-31.

How severe is CVE-2019-12797?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Elmelectronics Elm27

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.

EPSS: 0.012 (65.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Elmelectronics Elm27
Elmelectronics Elm27_firmware
N/a — versions n/a

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

References

cve@mitre.org (x_refsource_MISC)
cve@mitre.org (x_refsource_MISC)

Frequently asked questions

What is CVE-2019-12797?: CVE-2019-12797 is a critical-severity vulnerability in Elmelectronics Elm27, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2019-07-31.
How severe is CVE-2019-12797?: Critical severity. CVSS v3 base score is 9.8 out of 10.