CVE-2019-14239

MEDIUM EPSS 31.9%
Published Sep 24, 20196y ago · Modified Jun 17, 20262w ago
6.6 CVSS 3.1
Medium
Find Similar
Published Sep 24, 2019 6y ago
Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score
6.6
Exploitability
0.7
Impact
5.9
Vector string
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Physical
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
31.9% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-287 Improper Authentication Authentication

Affected Products 6

VendorProductVersionRange
nxpkinetis_kv1x_firmware*any
nxpkinetis_kv1x*any
nxpkinetis_kv3x_firmware*any
nxpkinetis_kv3x*any
nxpkinetis_k8x_firmware*any
nxpkinetis_k8x*any

References 2

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.