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CVE-2020-27208

MEDIUM

6.8

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.16.8

SeveridadeMEDIUM

Vetor CVSSCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vetor de ataquePHYSICAL

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado5/21/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

nitrokey:fido2nitrokey:fido2_firmwaresolokeys:solosolokeys:solo_firmwaresolokeys:somusolokeys:somu_firmware

Fraquezas (CWE)

CWE-326

Referencias

https://eprint.iacr.org/2021/640(cve@mitre.org)

https://github.com/solokeys/solo/commit/a9c02cd354f34b48195a342c7f524abdef5cbcec(cve@mitre.org)

https://solokeys.com(cve@mitre.org)

https://twitter.com/SoloKeysSec(cve@mitre.org)

https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html(cve@mitre.org)

https://www.aisec.fraunhofer.de/en/FirmwareProtection.html(cve@mitre.org)

https://eprint.iacr.org/2021/640(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/solokeys/solo/commit/a9c02cd354f34b48195a342c7f524abdef5cbcec(af854a3a-2127-422b-91ae-364da2661108)

https://solokeys.com(af854a3a-2127-422b-91ae-364da2661108)

https://twitter.com/SoloKeysSec(af854a3a-2127-422b-91ae-364da2661108)

https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.aisec.fraunhofer.de/en/FirmwareProtection.html(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

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