Information Exposure Affecting nss-softokn-freebl package, versions <0:3.53.1-6.46.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-AMZN201803-NSSSOFTOKNFREEBL-1725895
  • published27 Sept 2021
  • disclosed8 Oct 2020

Introduced: 8 Oct 2020

CVE-2020-12400  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 nss-softokn-freebl to version 0:3.53.1-6.46.amzn1 or higher.
This issue was patched in ALAS-2021-1522.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nss-softokn-freebl package and not the nss-softokn-freebl package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 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