CentOS 7 : sudo (CESA-2020:0540)

high Nessus Plugin ID 133770

Synopsis

The remote CentOS host is missing one or more security updates.

Description

An update for sudo is now available for Red Hat Enterprise Linux 7.

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 packages.

See Also

http://www.nessus.org/u?74285a6d

Plugin Details

Severity: High

ID: 133770

File Name: centos_RHSA-2020-0540.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2/19/2020

Updated: 2/24/2020

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure

Risk Information

CVSS Score Source: CVE-2019-18634

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

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

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

CVSS v3

Risk Factor: High

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: E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:centos:centos:sudo, p-cpe:/a:centos:centos:sudo-devel, cpe:/o:centos:centos:7

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/18/2020

Vulnerability Publication Date: 1/29/2020

Reference Information

CVE: CVE-2019-18634

RHSA: 2020:0540