It was discovered that the gnome-shell lock screen since version 3.15.91 did not properly restrict all contextual actions. An attacker with physical access to a locked workstation could invoke certain keyboard shortcuts, and potentially other actions.
The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
| Link | Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3820 | issue tracking exploit third party advisory |
| https://gitlab.gnome.org/GNOME/gnome-shell/issues/851 | issue tracking third party advisory patch |
| https://usn.ubuntu.com/3966-1/ | third party advisory vendor advisory |
| http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00023.html | mailing list third party advisory vendor advisory |
| http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00049.html | mailing list third party advisory vendor advisory |