Vulnerability CVE-2019-14237


Published: 2019-09-12

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 observing CPU registers and the effect of code/instruction execution.

Type:

CWE-863

(Incorrect Authorization)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
NXP -> Kinetis k8x firmware 
NXP -> Kinetis kv1x firmware 
NXP -> Kinetis kv3x firmware 

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

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