ALPINE-CVE-2020-12401

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2020-12401
Published: 08 Oct 2020, 14:15
Last modified:03 Dec 2025, 22:46

Vulnerability Summary

Overall Risk (default)
low
19/100
CVSS Score
4.7 MEDIUM
3.1 (osv_alpine)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

08 Oct 2020, 14:15
Published
Vulnerability first disclosed
03 Dec 2025, 22:46
Last Modified
Vulnerability information updated

Description

During ECDSA signature generation, padding applied in the nonce designed to ensure constant-time scalar multiplication was removed, resulting in variable-time execution dependent on secret data. This vulnerability affects Firefox < 80 and Firefox for Android < 80.

CVSS Metrics

  • v3.1•MEDIUM•Score: 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Systems

  • alpine•nss

    < 3.55-r0 | < 3.55-r0 | < 3.55-r0 | < 3.55-r0 | < 3.55-r0 | < 3.55-r0

References (1)