CVE-2022-1802

Publication date 23 May 2022

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

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

Show unmaintained releases

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 end of standard support
	14.04 LTS trusty	Not in release
thunderbird	23.04 lunar	Not affected
	22.10 kinetic	Ignored end of life, was needed
	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 end of standard support
	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

CVE-2022-1802

Cvss 3 Severity Score

Status

Notes

mdeslaur

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references