Inadequate Encryption Strength Affecting firefox-esr package, versions <78.9.0esr-1


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.14% (50th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Inadequate Encryption Strength vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-DEBIAN13-FIREFOXESR-5680039
  • published24 Mar 2021
  • disclosed31 Mar 2021

Introduced: 24 Mar 2021

CVE-2021-23982  (opens in a new tab)
CWE-326  (opens in a new tab)

How to fix?

Upgrade Debian:13 firefox-esr to version 78.9.0esr-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox-esr package and not the firefox-esr package as distributed by Debian. See How to fix? for Debian:13 relevant fixed versions and status.

Using techniques that built on the slipstream research, a malicious webpage could have scanned both an internal network's hosts as well as services running on the user's local machine utilizing WebRTC connections. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.

CVSS Scores

version 3.1