Public Date:
1669391: CVE-2019-3820 gnome-shell: partial lock screen bypass
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.

Find out more about CVE-2019-3820 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 4.8
CVSS3 Base Metrics CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Attack Vector Physical
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 8 gnome-shell Affected
Red Hat Enterprise Linux 7 gnome-shell Affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank Ray Strode (The GNOME Project) for reporting this issue. Upstream acknowledges Maxime Vellard as the original reporter.

External References

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