CVE-2019-14239

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 leveraging a load instruction inside the execute-only region to expose the protected code into a CPU register.

Score

CVSS 3.1 6.6 Medium

Status

Modified - cve@mitre.org

Published

2019-09-24

Last modified

2024-08-05

Weaknesses

CWE-287

Affected products

• Kinetis K8x Firmware (Nxp)
• Kinetis Kv1x Firmware (Nxp)
• Kinetis Kv3x Firmware (Nxp)

References

• https://www.usenix.org/conference/woot19/presentation/schink
• https://www.usenix.org/system/files/woot19-paper_schink.pdf