Detections
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CentOS 7 : pacemaker (RHSA-2020:5453)

high Nessus Plugin ID 144974

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Synopsis

The remote CentOS Linux host is missing a security update.

Description

The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:5453 advisory.

 - An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclient group could use IPC communication with various daemons directly to perform certain tasks that they would be prevented by ACLs from doing if they went through the configuration. (CVE-2020-25654)

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 affected packages.

See Also

https://access.redhat.com/errata/RHSA-2020:5453

Plugin Details

Severity: High

ID: 144974

File Name: centos_RHSA-2020-5453.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/14/2021

Updated: 10/9/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2020-25654

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:pacemaker-cli, p-cpe:/a:centos:centos:pacemaker-remote, p-cpe:/a:centos:centos:pacemaker-nagios-plugins-metadata, p-cpe:/a:centos:centos:pacemaker-doc, p-cpe:/a:centos:centos:pacemaker-libs-devel, p-cpe:/a:centos:centos:pacemaker, p-cpe:/a:centos:centos:pacemaker-cts, p-cpe:/a:centos:centos:pacemaker-cluster-libs, p-cpe:/a:centos:centos:pacemaker-libs

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/18/2020

Vulnerability Publication Date: 11/24/2020

Reference Information

CVE: CVE-2020-25654

RHSA: 2020:5453