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CVE-2019-3820

Status Candidate

Overview

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.

Related Files

Ubuntu Security Notice USN-7052-1
Posted Oct 3, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 7052-1 - It was discovered that GNOME Shell mishandled extensions that fail to reload, possibly leading to extensions staying enabled on the lock screen. An attacker could possibly use this issue to launch applications, view sensitive information, or execute arbitrary commands. It was discovered that the GNOME Shell incorrectly handled certain keyboard inputs. An attacker could possibly use this issue to invoke keyboard shortcuts, and potentially other actions while the workstation was locked.

tags | advisory, arbitrary, shell
systems | linux, ubuntu
advisories | CVE-2017-8288, CVE-2019-3820
SHA-256 | d145ca7fe21493de973870eec17c6d14d6d8ba7536b1cb88569b36730ddfee8c
Red Hat Security Advisory 2020-1021-01
Posted Mar 31, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-1021-01 - GNOME is the default desktop environment of Red Hat Enterprise Linux. Issues addressed include a bypass vulnerability.

tags | advisory, bypass
systems | linux, redhat
advisories | CVE-2019-3820
SHA-256 | e79cc42c78c4a62564485ffaf4c8a8f87efa871d62a2690e3f8dfe8167f6fd11
Ubuntu Security Notice USN-3966-1
Posted May 6, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3966-1 - It was discovered that the GNOME Shell incorrectly handled certain keyboard inputs. An attacker could possibly use this issue to invoke keyboard shortcuts, and potentially other actions while the workstation was locked.

tags | advisory, shell
systems | linux, ubuntu
advisories | CVE-2019-3820
SHA-256 | bc472bc8d95f101ec79ee90aab5dbf93ad0e7fef7ec672cf9a2183bc6071ca6a
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