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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.6 MEDIUM
PHYSICAL
LOW
LOW
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 20%
VendorProductVersion
nxpkinetis_kv1x_firmware
-
nxpkinetis_kv3x_firmware
-
nxpkinetis_k8x_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.usenix.org/conference/woot19/presentation/schink
https://www.usenix.org/system/files/woot19-paper_schink.pdf
https://www.usenix.org/conference/woot19/presentation/schink
https://www.usenix.org/system/files/woot19-paper_schink.pdf