Medium severity · published Sep 22, 2023
CVE-2023-43090
A vulnerability was found in GNOME Shell
5.5
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
37; 38 · source: NVD
GN
Gnome-shell · Gnome
43 before 43.9; 44 before 44.5; 42 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-43090
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-43090
Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-43090
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2239087
Exploit
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/6990
Patch
https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2944
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