What is CVE-2019-14237?

CVE-2019-14237 is a critical-severity vulnerability in Nxp Kinetis K8x, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2019-09-12.

How severe is CVE-2019-14237?

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

Auth bypass in Nxp Kinetis K8x

CVE-2019-14237

On NXP Kinetis KV1x, Kinetis KV3x, and Kinetis K8x devices, Flash Access Controls (FAC) (a software IP protection method for execute-only access) can be defeated by observing CPU registers and the effect of code/instruction execution.

Vulnerability class: Broken Access Control

EPSS: 0.029 (85.6th 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

Nxp Kinetis_k8x
Nxp Kinetis_k8x_firmware
Nxp Kinetis_kv1x
Nxp Kinetis_kv1x_firmware
Nxp Kinetis_kv3x
Nxp Kinetis_kv3x_firmware
N/a — versions n/a

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)

Frequently asked questions

What is CVE-2019-14237?: CVE-2019-14237 is a critical-severity vulnerability in Nxp Kinetis K8x, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2019-09-12.
How severe is CVE-2019-14237?: Critical severity. CVSS v3 base score is 9.8 out of 10.