Vulnerability Monitor

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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.

Published

2019-09-24T18:15:10.797

Last Modified

2024-11-21T04:26:16.173

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.6 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

3.9

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-287
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System st stm32l0_firmware - Yes
Hardware st stm32l0 - No
Operating System st stm32l1_firmware - Yes
Hardware st stm32l1 - No
Operating System st stm32f4_firmware - Yes
Hardware st stm32f4 - No
Operating System st stm32l4_firmware - Yes
Hardware st stm32l4 - No
Operating System st stm32f7_firmware - Yes
Hardware st stm32f7 - No
Operating System st stm32h7_firmware - Yes
Hardware st stm32h7 - No
References