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CVE-2022-29909

Published: 4 May 2022

Documents in deeply-nested cross-origin browsing contexts could have obtained permissions granted to the top-level origin, bypassing the existing prompt and wrongfully inheriting the top-level permissions. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

Notes

AuthorNote
tyhicks
mozjs contains a copy of the SpiderMonkey JavaScript engine
mdeslaur
starting with Ubuntu 22.04, the firefox package is just a script
that installs the Firefox snap

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
mozjs78
Launchpad, Ubuntu, Debian
impish Ignored
(end of life)
trusty Does not exist

xenial Does not exist

jammy Needs triage

upstream Needs triage

bionic Does not exist

focal Does not exist

kinetic Ignored
(end of life, was needs-triage)
mantic Does not exist

lunar Ignored
(end of life, was needs-triage)
thunderbird
Launchpad, Ubuntu, Debian
bionic
Released (1:91.9.1+build1-0ubuntu0.18.04.1)
focal
Released (1:91.9.1+build1-0ubuntu0.20.04.1)
impish
Released (1:91.9.1+build1-0ubuntu0.21.10.1)
jammy
Released (1:91.9.1+build1-0ubuntu0.22.04.1)
upstream
Released (91.9)
trusty Does not exist

xenial Ignored
(end of standard support)
kinetic
Released (1:91.9.0+build3-0ubuntu1)
lunar
Released (1:91.9.0+build3-0ubuntu1)
mantic
Released (1:91.9.0+build3-0ubuntu1)
mozjs91
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

impish Does not exist

jammy Needs triage

upstream Needs triage

kinetic Does not exist

lunar Does not exist

mantic Does not exist

firefox
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(code not present)
trusty Does not exist

xenial Ignored
(end of standard support)
bionic
Released (100.0+build2-0ubuntu0.18.04.1)
focal
Released (100.0+build2-0ubuntu0.20.04.1)
impish
Released (100.0+build2-0ubuntu0.21.10.1)
upstream
Released (100)
kinetic Not vulnerable
(code not present)
lunar Not vulnerable
(code not present)
mantic Not vulnerable
(code not present)
mozjs38
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

mozjs52
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Does not exist

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

mozjs68
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Needs triage

trusty Does not exist

xenial Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

kinetic Does not exist

lunar Does not exist

mantic Does not exist

Severity score breakdown

Parameter Value
Base score 8.8
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