CVE-2021-20315

Description

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.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Third-Party Advisory redhat.com
Affected: n/a gnome-shell
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2006285 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-20315?
CVE-2021-20315 has been scored as a medium severity vulnerability.
How to fix CVE-2021-20315?
To fix CVE-2021-20315, 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-2021-20315 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-20315 is being actively exploited. 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-2021-20315?
CVE-2021-20315 affects n/a gnome-shell.
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