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CVE-2022-1802

Publication date 23 May 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

If an attacker was able to corrupt the methods of an Array object in JavaScript via prototype pollution, they could have achieved execution of attacker-controlled JavaScript code in a privileged context. This vulnerability affects Firefox ESR < 91.9.1, Firefox < 100.0.2, Firefox for Android < 100.3.0, and Thunderbird < 91.9.1.

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
21.10 impish
Fixed 100.0.2+build1-0ubuntu0.21.10.1
20.04 LTS focal
Fixed 100.0.2+build1-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 100.0.2+build1-0ubuntu0.18.04.1
16.04 LTS xenial Ignored
14.04 LTS trusty Not in release
thunderbird 23.04 lunar
Not affected
22.10 kinetic Ignored
22.04 LTS jammy
Fixed 1:91.9.1+build1-0ubuntu0.22.04.1
21.10 impish
Fixed 1:91.9.1+build1-0ubuntu0.21.10.1
20.04 LTS focal
Fixed 1:91.9.1+build1-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 1:91.9.1+build1-0ubuntu0.18.04.1
16.04 LTS xenial Ignored
14.04 LTS trusty Not in release

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 8.8 · 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

References

Related Ubuntu Security Notices (USN)

Other references