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PRIOn knowledge basePRION:CVE-2020-27208HistoryMay 21, 2021 - 12:15 p.m.
Design/Logic Flaw
2021-05-2112:15:00
PRIOn knowledge base
www.prio-n.com
5
The flash read-out protection (RDP) level is not enforced during the device initialization phase of the SoloKeys Solo 4.0.0 & Somu and the Nitrokey FIDO2 token. This allows an adversary to downgrade the RDP level and access secrets such as private ECC keys from SRAM via the debug interface.
| CPE | Name | Operator | Version |
|---|---|---|---|
| solo_firmware | eq | 4.0.0 |
References
eprint.iacr.org/2021/640
github.com/solokeys/solo/commit/a9c02cd354f34b48195a342c7f524abdef5cbcec
solokeys.com
twitter.com/SoloKeysSec
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
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