Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://www.aisec.fraunhofer.de/en/FirmwareProtection.html ↗
- https://eprint.iacr.org/2021/640 ↗
- https://limitedresults.com/2020/06/nrf52-debug-resurrection-approtect-bypass/ ↗
- https://infocenter.nordicsemi.com/pdf/in_133_v1.0.pdf ↗
- https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html ↗