CVE-2023-43090 : A vulnerability was found in GNOME Shell. GNOME Shell's lock screen allows an un

A vulnerability was found in GNOME Shell. GNOME Shell's lock screen allows an unauthenticated local user to view windows of the locked desktop session by using keyboard shortcuts to unlock the restricted functionality of the screenshot tool.

Published 2023-09-22 06:15:10

Updated 2024-07-03 01:41:35

Source Fedora Project

View at NVD, CVE.org

Products affected by CVE-2023-43090

Gnome » Gnome-shell
Versions from including (>=) 44 and before (<) 44.5
cpe:2.3:a:gnome:gnome-shell:*:*:*:*:*:*:*:*
Matching versions
Gnome » Gnome-shell
Versions from including (>=) 43 and before (<) 43.9
cpe:2.3:a:gnome:gnome-shell:*:*:*:*:*:*:*:*
Matching versions
Gnome » Gnome-shell » Version: 42
cpe:2.3:a:gnome:gnome-shell:42:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 37
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 38
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2023-43090

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 5 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-43090

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	1.8	3.6	Fedora Project
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2023-43090

CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

References for CVE-2023-43090

https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2944

screenshot: Some fixes to shortcut handling (!2944) · Merge requests · GNOME / gnome-shell · GitLab
Patch;Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-43090

CVE-2023-43090- Red Hat Customer Portal
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2239087

2239087 – (CVE-2023-43090) CVE-2023-43090 gnome-shell: Screenshot tool allows viewing open windows when session is locked
Issue Tracking;Third Party Advisory
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/6990

(CVE-2023-43090) Screenshot tool allows viewing open windows when session is locked (#6990) · Issues · GNOME / gnome-shell · GitLab
Exploit;Issue Tracking;Patch;Vendor Advisory

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Vulnerability Details : CVE-2023-43090

Products affected by CVE-2023-43090

Exploit prediction scoring system (EPSS) score for CVE-2023-43090

CVSS scores for CVE-2023-43090

CWE ids for CVE-2023-43090

References for CVE-2023-43090