CVE-2020-12400
MEDIUM4.7EPSS 0.15%nss - security update
Published: 10/8/2020Modified: 12/3/2025
Also known as:ALPINE-CVE-2020-12400DEBIAN-CVE-2020-12400
Description
When converting coordinates from projective to affine, the modular inversion was not performed in constant time, resulting in a possible timing-based side channel attack. This vulnerability affects Firefox < 80 and Firefox for Android < 80.
Affected packages (3)
- Alpine/nssfrom 0, < 3.55-r0
- Debian/nssfrom 0, < 2:3.55-1
- Debian/nssfrom 0, < 2:3.42.1-1+deb10u6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |