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CVE-2019-9816

Published: 21 May 2019

A possible vulnerability exists where type confusion can occur when manipulating JavaScript objects in object groups, allowing for the bypassing of security checks within these groups. *Note: this vulnerability has only been demonstrated with UnboxedObjects, which are disabled by default on all supported releases.*. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

Notes

AuthorNote
tyhicks
mozjs contains a copy of the SpiderMonkey JavaScript engine

Priority

Medium

Cvss 3 Severity Score

5.9

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
bionic
Released (67.0+build2-0ubuntu0.18.04.1)
cosmic
Released (67.0+build2-0ubuntu0.18.10.1)
disco
Released (67.0+build2-0ubuntu0.19.04.1)
eoan
Released (67.0+build2-0ubuntu1)
focal
Released (67.0+build2-0ubuntu1)
groovy
Released (67.0+build2-0ubuntu1)
hirsute
Released (67.0+build2-0ubuntu1)
impish
Released (67.0+build2-0ubuntu1)
jammy
Released (67.0+build2-0ubuntu1)
kinetic
Released (67.0+build2-0ubuntu1)
lunar
Released (67.0+build2-0ubuntu1)
upstream
Released (67.0)
xenial
Released (67.0+build2-0ubuntu0.16.04.1)
mozjs38
Launchpad, Ubuntu, Debian
bionic Needs triage

cosmic Does not exist

disco Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

upstream Needs triage

xenial Does not exist

mozjs52
Launchpad, Ubuntu, Debian
bionic Needs triage

cosmic Ignored
(reached end-of-life)
disco Ignored
(reached end-of-life)
eoan Ignored
(reached end-of-life)
focal Needs triage

groovy Ignored
(reached end-of-life)
hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

upstream Needs triage

xenial Does not exist

mozjs60
Launchpad, Ubuntu, Debian
bionic Does not exist

cosmic Ignored
(reached end-of-life)
disco Ignored
(reached end-of-life)
eoan Ignored
(reached end-of-life)
focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

upstream Needs triage

xenial Does not exist

thunderbird
Launchpad, Ubuntu, Debian
bionic
Released (1:60.7.0+build1-0ubuntu0.18.04.1)
cosmic
Released (1:60.7.0+build1-0ubuntu0.18.10.1)
disco
Released (1:60.7.0+build1-0ubuntu0.19.04.1)
eoan
Released (1:60.7.0+build1-0ubuntu3)
focal
Released (1:60.7.0+build1-0ubuntu3)
groovy
Released (1:60.7.0+build1-0ubuntu3)
hirsute
Released (1:60.7.0+build1-0ubuntu3)
impish
Released (1:60.7.0+build1-0ubuntu3)
jammy
Released (1:60.7.0+build1-0ubuntu3)
kinetic
Released (1:60.7.0+build1-0ubuntu3)
lunar
Released (1:60.7.0+build1-0ubuntu3)
upstream
Released (60.7)
xenial
Released (1:60.7.0+build1-0ubuntu0.16.04.1)

Severity score breakdown

Parameter Value
Base score 5.9
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N