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CVE-2019-3820

gnome-shell: partial lock screen bypass

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Severity

Moderate

Red Hat Product Security

4.8

CVSS 3.0

Review impact separately from score.

Published · February 5, 2019

Updated · February 24, 2026

Description

A vulnerability was found where the gnome-shell lock screen, since version 3.15.91, does not properly restrict all contextual actions. An attacker with physical access to a locked workstation could invoke certain keyboard shortcuts and potentially other actions. This vulnerability was fixed in gnome-shell 3.31.5 and 3.30.3.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.8
CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

CWE-285 · Improper Authorization