CWE
863
Advisory Published
Updated

CVE-2019-14237

First published: Thu Sep 12 2019(Updated: )

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.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Nxp Kinetis Kv1x Firmware
NXP Kinetis KV1x
Nxp Kinetis Kv3x Firmware
Nxp Kinetis Kv3x
Nxp Kinetis K8x Firmware
Nxp Kinetis K8x

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Frequently Asked Questions

  • What is CVE-2019-14237?

    CVE-2019-14237 is a vulnerability found on NXP Kinetis KV1x, Kinetis KV3x, and Kinetis K8x devices where Flash Access Controls (FAC) can be defeated by observing CPU registers and the effect of code/instruction execution.

  • How does the vulnerability in CVE-2019-14237 work?

    The vulnerability in CVE-2019-14237 allows an attacker to defeat the Flash Access Controls (FAC) software IP protection method by observing CPU registers and the effect of code/instruction execution.

  • What is the severity of CVE-2019-14237?

    The severity of CVE-2019-14237 is critical with a CVSS score of 9.8.

  • Is NXP Kinetis KV1x vulnerable?

    No, NXP Kinetis KV1x devices are not vulnerable to CVE-2019-14237.

  • Is NXP Kinetis KV3x vulnerable?

    No, NXP Kinetis KV3x devices are not vulnerable to CVE-2019-14237.

  • Is NXP Kinetis K8x vulnerable?

    No, NXP Kinetis K8x devices are not vulnerable to CVE-2019-14237.

  • How can I fix CVE-2019-14237?

    There is no known fix or patch available for CVE-2019-14237 at the moment. It is recommended to follow the recommendations provided by the vendor.

  • Where can I find more information about CVE-2019-14237?

    You can find more information about CVE-2019-14237 in the following reference: [https://www.usenix.org/system/files/woot19-paper_schink.pdf]

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