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CVE-2022-28281

Publication date 6 April 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

If a compromised content process sent an unexpected number of WebAuthN Extensions in a Register command to the parent process, an out of bounds write would have occurred leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

Status

Package Ubuntu Release Status
firefox 23.04 lunar
Fixed 1:1snap1-0ubuntu1
22.10 kinetic
Fixed 1:1snap1-0ubuntu1
22.04 LTS jammy
Fixed 1:1snap1-0ubuntu1
21.10 impish
Fixed 99.0+build2-0ubuntu0.21.10.2
20.04 LTS focal
Fixed 99.0+build2-0ubuntu0.20.04.2
18.04 LTS bionic
Fixed 99.0+build2-0ubuntu0.18.04.2
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Not in release
thunderbird 23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Fixed 1:91.8.1+build1-0ubuntu0.21.10.1
20.04 LTS focal
Fixed 1:91.8.1+build1-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 1:91.8.1+build1-0ubuntu0.18.04.1
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Not in release

Severity score breakdown

Parameter Value
Base score 8.8 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H