CVE-2021-29415

State: Published
Severity: Not scored
Published: May 21, 2021
Updated: Aug 3, 2024
Reserved: Mar 29, 2021

Description

The elliptic curve cryptography (ECC) hardware accelerator, part of the ARM® TrustZone® CryptoCell 310, contained in the NordicSemiconductor nRF52840 through 2021-03-29 has a non-constant time ECDSA implemenation. This allows an adversary to recover the private ECC key used during an ECDSA operation.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://www.sit.fraunhofer.de/en/news-events/downloads-services/cve/
https://eprint.iacr.org/2021/640
https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html

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