Skip to main content
CRITICAL

CVE-2019-14236

CVSS v3

9.8

CRITICAL

EPSS Score

2.3 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

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.

Technical details

Published
2019-09-12

Frequently asked questions

What is 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.

Is CVE-2019-14236 actively exploited?

Active exploitation of CVE-2019-14236 has not been confirmed. Its EPSS score was 2.3% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-14236?

CVE-2019-14236 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2019-14236 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

No credit card required · 500 free checks/month · Free API key