Execute-Only Access Flaw in NXP Kinetis Devices
CVE-2019-14237

9.8CRITICAL

Key Information:

Vendor

Nxp

Status
Kinetis Kv1x Firmware
Vendor
CVE Published:
12 September 2019

What is CVE-2019-14237?

The vulnerability affects NXP Kinetis KV1x, KV3x, and K8x microcontroller devices by compromising their Flash Access Controls (FAC). This IP protection method, designed to ensure execute-only access, can be bypassed through careful observation of CPU registers and the impact of code execution. Such a breach may expose sensitive data and could potentially allow unauthorized manipulation of the protected software.

References

https://www.usenix.org/system/files/woot19-paper_schink.pdf
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.