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CVE-2020-27212

CVE-2020-27212

EPSS 0.3%
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.
Productos afectados
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Referencias
https://eprint.iacr.org/2021/640https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.htmlhttps://www.aisec.fraunhofer.de/en/FirmwareProtection.html