CVE-2023-43090

Gnome-shell: screenshot tool allows viewing open windows when session is locked

CVSS 5.5 MEDIUMEPSS 0.3%CWE-862

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.5EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

22 Sep 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

gnome-shell

References

https://access.redhat.com/security/cve/CVE-2023-43090 https://bugzilla.redhat.com/show_bug.cgi?id=2239087 https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/6990 https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2944