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320
VMScore

CVE-2021-20315

Published: 18/02/2022 Updated: 03/12/2022
CVSS v2 Base Score: 3.6 | Impact Score: 4.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 6.1 | Impact Score: 5.2 | Exploitability Score: 0.9
VMScore: 320
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P
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Vulnerability Summary

A locking protection bypass flaw was found in some versions of gnome-shell as shipped within CentOS Stream 8, when the "Application menu" or "Window list" GNOME extensions are enabled. This flaw allows a physical attacker who has access to a locked system to kill existing applications and start new ones as the locked user, even if the session is still locked.

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gnome gnome-shell

centos stream 8

Vendor Advisories

Red Hat: CVE-2021-20315
A locking protection bypass flaw was found in some versions of gnome-shell as shipped within CentOS Stream 8, when the "Application menu" or "Window list" GNOME extensions are enabled This flaw allows a physical attacker who has access to a locked system to kill existing applications and start new ones as the locked user, even if the session is st ...

References

CWE-667https://bugzilla.redhat.com/show_bug.cgi?id=2006285https://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2021-20315
VMScore
CVSSv2
CVSSv3
VMScore
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