CVE Vulnerability

CVE-2019-14238

On STMicroelectronics STM32F7 devices, Proprietary Code Read Out Protection (PCROP) (a software IP protection method) can be defeated with a debug probe via the Instruction Tightly Coupled Memory (ITCM) bus.

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 06:15

Updated : 2019-09-25 01:32

NVD link : CVE-2019-14238

Mitre link : CVE-2019-14238

Products Affected

St

Stm32l4 Firmware

CWE
CWE-287