The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing the inverse, which allows a local attacker to recover the private key via side-channel attacks.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2020-01-23T00:00:00

Updated: 2022-12-26T00:00:00

Reserved: 2019-10-21T00:00:00


Link: CVE-2019-18222

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2020-01-23T17:15:11.893

Modified: 2023-03-03T15:25:36.453


Link: CVE-2019-18222

JSON object: View

cve-icon Redhat Information

No data.

CWE