CVE-2019-3820

Publication date 6 February 2019

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

It was discovered that the gnome-shell lock screen since version 3.15.91 did not properly restrict all contextual actions. An attacker with physical access to a locked workstation could invoke certain keyboard shortcuts, and potentially other actions.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
gnome-shell	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Fixed 3.30.2-3
	18.10 cosmic	Fixed 3.30.2-0ubuntu1.18.10.2
	18.04 LTS bionic	Fixed 3.28.3+git20190124-0ubuntu18.04.2
	16.04 LTS xenial	Vulnerable
	14.04 LTS trusty	Not in release

Notes

mdeslaur

introduced by https://gitlab.gnome.org/GNOME/gnome-shell/commit/c79d24b60e773262091023feb6ee1b3deef1c471

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
gnome-shell	Upstream: 511e8c6 Upstream: e23f4d6

Severity score breakdown

Parameter	Value
Base score	4.3 · Medium
Attack vector	Physical
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	Low
Availability impact	Low
Vector	CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L