Improper Preservation of Permissions Affecting firefox-esr package, versions <68.1.0esr-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.36% (72nd percentile)

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  • Snyk IDSNYK-DEBIAN13-FIREFOXESR-5679612
  • published3 Sept 2019
  • disclosed27 Sept 2019

Introduced: 3 Sep 2019

CVE-2019-11748  (opens in a new tab)
CWE-281  (opens in a new tab)

How to fix?

Upgrade Debian:13 firefox-esr to version 68.1.0esr-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.

WebRTC in Firefox will honor persisted permissions given to sites for access to microphone and camera resources even when in a third-party context. In light of recent high profile vulnerabilities in other software, a decision was made to no longer persist these permissions. This avoids the possibility of trusted WebRTC resources being invisibly embedded in web content and abusing permissions previously given by users. Users will now be prompted for permissions on each use. This vulnerability affects Firefox < 69 and Firefox ESR < 68.1.

CVSS Scores

version 3.1