Use of a Broken or Risky Cryptographic Algorithm Affecting nss package, versions <0:3.53.1-17.el8_3


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.32% (25th percentile)

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  • Snyk IDSNYK-RHEL8-NSS-1338703
  • published26 Jul 2021
  • disclosed30 Jun 2020

Introduced: 30 Jun 2020

CVE-2020-12401  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade RHEL:8 nss to version 0:3.53.1-17.el8_3 or higher.
This issue was patched in RHSA-2021:0538.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nss package and not the nss package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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 Base Scores

version 3.1