PT-2019-13553 · Stmicroelectronics · Stm32F7

Published 2019-09-24 · Updated 2019-09-25 · CVE-2019-14238

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions STMicroelectronics STM32F7 devices (affected versions not specified)

Description A security issue affects the Proprietary Code Read Out Protection (PCROP) on STMicroelectronics STM32F7 devices. This issue allows the PCROP, a software IP protection method, to be defeated using a debug probe via the Instruction Tightly Coupled Memory (ITCM) bus.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2019-14238

Affected Products

Stm32F7

References · 3

• 🔥 https://usenix.org/conference/woot19/presentation/schink · Exploit
• 🔥 https://usenix.org/system/files/woot19-paper_schink.pdf · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-14238 · Security Note