CVE-2020-6829

MediumCVSS 5.3/10Last modified Aug 19, 2026

Description

When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which leaked partial information about the nonce used during signature generation. Given an electro-magnetic trace of a few signature generations, the private key could have been computed. This vulnerability affects Firefox < 80 and Firefox for Android < 80.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected software

No affected versions have been published.

Timeline

Published
Oct 28, 2020
Last modified
Aug 19, 2026
NVD status
Modified

Related CVEs from 2020

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CVE-2020-6829: Medium severity, CVSS 5.3 | Vulnix