CVE-2020-27211

2021-05-2112:04:45

mitre

www.cve.org

5.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.1%

JSON

Nordic Semiconductor nRF52840 devices through 2020-10-19 have improper protection against physical side channels. The flash read-out protection (APPROTECT) can be bypassed by injecting a fault during the boot phase.

References

eprint.iacr.org/2021/640

infocenter.nordicsemi.com/pdf/in_133_v1.0.pdf

limitedresults.com/2020/06/nrf52-debug-resurrection-approtect-bypass/

www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html

www.aisec.fraunhofer.de/en/FirmwareProtection.html