Improper Authentication Affecting nss-tools package, versions <0:3.53.1-3.el7_9


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.25% (64th percentile)

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  • Snyk IDSNYK-RHEL7-NSSTOOLS-8012906
  • published17 Sept 2024
  • disclosed8 Jan 2020

Introduced: 8 Jan 2020

CVE-2019-17023  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade RHEL:7 nss-tools to version 0:3.53.1-3.el7_9 or higher.
This issue was patched in RHSA-2020:4076.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nss-tools package and not the nss-tools package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting in an invalid state transition in the TLS State Machine. If the client gets into this state, incoming Application Data records will be ignored. This vulnerability affects Firefox < 72.

CVSS Scores

version 3.1