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CVE-2022-42927

Publication date 27 October 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.1 · High

Score breakdown

A same-origin policy violation could have allowed the theft of cross-origin URL entries, leaking the result of a redirect, via `performance.getEntries()`. This vulnerability affects Firefox < 106, Firefox ESR < 102.4, and Thunderbird < 102.4.

Read the notes from the security team

Status

Package Ubuntu Release Status
firefox 23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
20.04 LTS focal
Fixed 106.0.2+build1-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 106.0.2+build1-0ubuntu0.18.04.1
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored
thunderbird 23.04 lunar
Not affected
22.10 kinetic
Fixed 1:102.4.2+build2-0ubuntu0.22.10.1
22.04 LTS jammy
Fixed 1:102.4.2+build2-0ubuntu0.22.04.1
20.04 LTS focal
Fixed 1:102.4.2+build2-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 1:102.4.2+build2-0ubuntu0.18.04.1
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored

Notes

mdeslaur

starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap

Severity score breakdown

Parameter Value
Base score 8.1 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N