CVE-2020-6829 Affecting mozilla-nspr-32bit package, versions <4.32-3.20.1


Severity

Recommended
critical

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.19% (58th percentile)

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  • Snyk IDSNYK-SLES152-MOZILLANSPR32BIT-6359534
  • published3 Mar 2024
  • disclosed16 Sept 2021

Introduced: 16 Sep 2021

CVE-2020-6829  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 mozilla-nspr-32bit to version 4.32-3.20.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mozilla-nspr-32bit package and not the mozilla-nspr-32bit package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which leaked partial information about the nonce used during signature generation. Given an electro-magnetic trace of a few signature generations, the private key could have been computed. This vulnerability affects Firefox < 80 and Firefox for Android < 80.

CVSS Scores

version 3.1