CVE Vulnerability

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.

4.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

6.6 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.7 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.usenix.org/system/files/woot19-paper_schink.pdf Exploit Mitigation
https://www.usenix.org/conference/woot19/presentation/schink Exploit Third Party Advisory
Configurations

Configuration 1
Information

Published : 2019-09-24 07:15

Updated : 2019-09-25 01:45

NVD link : CVE-2019-14239

Mitre link : CVE-2019-14239

Products Affected

Kinetis Kv3x Firmware

Nxp

CWE
CWE-287