RHEL 8 : gnome-shell (RHSA-2022:1814)

medium Nessus Plugin ID 161017

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Synopsis

The remote Red Hat host is missing a security update for gnome-shell.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2022:1814 advisory.

GNOME Shell acts as a compositing manager for the desktop, and displays both application windows and other objects. It provides core interface functions like switching windows, launching applications, and notifications. It takes advantage of the capabilities of modern graphics hardware and introduces innovative user interface concepts.

Security Fix(es):

* gnome-shell: Password from logged-out user may be shown on login screen (CVE-2020-17489)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL gnome-shell package based on the guidance in RHSA-2022:1814.

Plugin Details

Severity: Medium

ID: 161017

File Name: redhat-RHSA-2022-1814.nasl

Version: 1.10

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/11/2022

Updated: 11/7/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: Low

Base Score: 1.9

Temporal Score: 1.5

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2020-17489

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.9

Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:gnome-shell

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 8/11/2020

Reference Information

CVE: CVE-2020-17489

CWE: 200

RHSA: 2022:1814

Detections

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