CVE-2021-20315

Published Feb 18, 2022

Last updated 2 years ago

Overview

Description
A locking protection bypass flaw was found in some versions of gnome-shell as shipped within CentOS Stream 8, when the "Application menu" or "Window list" GNOME extensions are enabled. This flaw allows a physical attacker who has access to a locked system to kill existing applications and start new ones as the locked user, even if the session is still locked.
Source
secalert@redhat.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
6.1
Impact score
5.2
Exploitability score
0.9
Vector string
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
3.6
Impact score
4.9
Exploitability score
3.9
Vector string
AV:L/AC:L/Au:N/C:N/I:P/A:P

Weaknesses

nvd@nist.gov
CWE-667
secalert@redhat.com
CWE-667

Social media

Hype score
Not currently trending

Configurations