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CVE-2020-12394

Published: 7 May 2020

A logic flaw in our location bar implementation could have allowed a local attacker to spoof the current location by selecting a different origin and removing focus from the input element. This vulnerability affects Firefox < 76.

Notes

AuthorNote
tyhicks
mozjs contains a copy of the SpiderMonkey JavaScript engine

Priority

Medium

Cvss 3 Severity Score

3.3

Score breakdown

Status

Package Release Status
mozjs52
Launchpad, Ubuntu, Debian
groovy Ignored
(end of life)
hirsute Does not exist

jammy Does not exist

bionic Needs triage

eoan Ignored
(end of life)
focal Needs triage

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

mozjs68
Launchpad, Ubuntu, Debian
groovy Ignored
(end of life)
jammy Does not exist

bionic Does not exist

eoan Does not exist

focal Needs triage

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

firefox
Launchpad, Ubuntu, Debian
focal
Released (76.0+build2-0ubuntu0.20.04.1)
jammy
Released (76.0+build2-0ubuntu1)
bionic
Released (76.0+build2-0ubuntu0.18.04.1)
eoan
Released (76.0+build2-0ubuntu0.19.10.1)
groovy
Released (76.0+build2-0ubuntu1)
hirsute
Released (76.0+build2-0ubuntu1)
impish
Released (76.0+build2-0ubuntu1)
kinetic
Released (76.0+build2-0ubuntu1)
lunar
Released (76.0+build2-0ubuntu1)
trusty Does not exist

upstream
Released (76.0)
xenial
Released (76.0+build2-0ubuntu0.16.04.1)
mantic
Released (76.0+build2-0ubuntu1)
mozjs38
Launchpad, Ubuntu, Debian
jammy Does not exist

bionic Needs triage

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

mozjs60
Launchpad, Ubuntu, Debian
jammy Does not exist

bionic Does not exist

eoan Ignored
(end of life)
focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

Severity score breakdown

Parameter Value
Base score 3.3
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N