Use of a Broken or Risky Cryptographic Algorithm Affecting nss-sysinit 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
0.05% (18th percentile)

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  • Snyk IDSNYK-RHEL8-NSSSYSINIT-3953453
  • published26 Jul 2021
  • disclosed28 Jul 2020

Introduced: 28 Jul 2020

CVE-2020-12400  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade RHEL:8 nss-sysinit 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-sysinit package and not the nss-sysinit package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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.

CVSS Scores

version 3.1