CVE-2023-43090

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

Description

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Vendor Advisory gnome.org Vendor Advisory gnome.org
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/security/cve/CVE-2023-43090 third party advisory vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2239087 third party advisory issue tracking
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/6990 patch exploit vendor advisory issue tracking
https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2944 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-43090?
CVE-2023-43090 has been scored as a medium severity vulnerability.
How to fix CVE-2023-43090?
To fix CVE-2023-43090, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-43090 being actively exploited in the wild?
It is possible that CVE-2023-43090 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-43090?
CVE-2023-43090 affects .
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