Use of a Broken or Risky Cryptographic Algorithm Affecting nss-softokn package, versions <0:3.53.1-11.el8_2


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-RHEL8-NSSSOFTOKN-3766303
  • published26 Jul 2021
  • disclosed21 May 2020

Introduced: 21 May 2020

CVE-2020-12399  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade RHEL:8 nss-softokn to version 0:3.53.1-11.el8_2 or higher.
This issue was patched in RHSA-2020:3280.

NVD Description

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

NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private keys. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.

CVSS Scores

version 3.1