Unrated severityNVD Advisory· Published May 21, 2021· Updated Aug 4, 2024
CVE-2020-27212
CVE-2020-27212
Description
STMicroelectronics STM32L4 devices through 2020-10-19 have incorrect access control. The flash read-out protection (RDP) can be degraded from RDP level 2 (no access via debug interface) to level 1 (limited access via debug interface) by injecting a fault during the boot phase.
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Affected products
2- STMicroelectronics/STM32L4description
Patches
Vulnerability mechanics
References
3- eprint.iacr.org/2021/640mitrex_refsource_MISC
- www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.htmlmitrex_refsource_MISC
- www.aisec.fraunhofer.de/en/FirmwareProtection.htmlmitrex_refsource_MISC
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