CVE-2019-14236

On STMicroelectronics STM32L0, STM32L1, STM32L4, STM32F4, STM32F7, and STM32H7 devices, Proprietary Code Read Out Protection (PCROP) (a software IP protection method) can be defeated by observing CPU registers and the effect of code/instruction execution.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

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

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:st:stm32l0_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:st:stm32l0:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:st:stm32l1_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:st:stm32l1:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:st:stm32f4_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:st:stm32f4:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:st:stm32l4_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:st:stm32l4:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:o:st:stm32f7_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:st:stm32f7:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND

cpe:2.3:o:st:stm32h7_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:st:stm32h7:-:*:*:*:*:*:*:*

Information

Published : 2019-09-12 11:15

Updated : 2019-09-16 11:19

NVD link : CVE-2019-14236

Mitre link : CVE-2019-14236

JSON object : View

CWE

CWE-863

Incorrect Authorization

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Products Affected

st

stm32f7_firmware
stm32f4_firmware
stm32f7
stm32l4_firmware
stm32h7
stm32l4
stm32h7_firmware
stm32l1
stm32f4
stm32l0
stm32l0_firmware
stm32l1_firmware

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