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cve[email protected]CVE-2019-14239
HistorySep 24, 2019 - 7:15 p.m.

CVE-2019-14239

2019-09-2419:15:11
CWE-287
web.nvd.nist.gov
51
nxp
kinetis
flash access controls
fac
vulnerability
cve-2019-14239
nvd

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

6.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

25.8%

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.

Affected configurations

NVD
Node
nxpkinetis_kv1x_firmwareMatch-
AND
nxpkinetis_kv1xMatch-
Node
nxpkinetis_kv3x_firmwareMatch-
AND
nxpkinetis_kv3xMatch-
Node
nxpkinetis_k8x_firmwareMatch-
AND
nxpkinetis_k8xMatch-

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

6.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

25.8%

Related for CVE-2019-14239