RHEL 8 : sudo (RHSA-2020:0487)

Medium Nessus Plugin ID 133712

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

An update for sudo is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The sudo packages contain the sudo utility which allows system administrators to provide certain users with the permission to execute privileged commands, which are used for system management purposes, without having to log in as root.

Security Fix(es) :

* sudo: Stack based buffer overflow when pwfeedback is enabled (CVE-2019-18634)

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.

Solution

Update the affected sudo, sudo-debuginfo and / or sudo-debugsource packages.

See Also

https://access.redhat.com/errata/RHSA-2020:0487

https://access.redhat.com/security/cve/cve-2019-18634

Plugin Details

Severity: Medium

ID: 133712

File Name: redhat-RHSA-2020-0487.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2020/02/14

Updated: 2020/02/18

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 4.6

Temporal Score: 3.6

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:sudo, p-cpe:/a:redhat:enterprise_linux:sudo-debuginfo, p-cpe:/a:redhat:enterprise_linux:sudo-debugsource, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:8.1

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: 2020/02/13

Vulnerability Publication Date: 2020/01/29

Reference Information

CVE: CVE-2019-18634

RHSA: 2020:0487