RHCOS 3 : OpenShift Container Platform 3.11 atomic-openshift (RHSA-2020:0020)

medium Nessus Plugin ID 312538

Synopsis

The remote Red Hat CoreOS host is missing a security update for OpenShift Container Platform 3.11 atomic-openshift.

Description

The remote Red Hat Enterprise Linux CoreOS 3 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0020 advisory.

- kubernetes: Schema info written with world-writeable permissions when cached (CVE-2019-11244)

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 RHCOS OpenShift Container Platform 3.11 atomic-openshift package based on the guidance in RHSA-2020:0020.

See Also

https://access.redhat.com/security/updates/classification/#low

https://bugzilla.redhat.com/show_bug.cgi?id=1703209

http://www.nessus.org/u?c037ef04

https://access.redhat.com/errata/RHSA-2020:0020

Plugin Details

Severity: Medium

ID: 312538

File Name: rhcos-RHSA-2020-0020.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 5/6/2026

Updated: 5/6/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: Low

Base Score: 1.9

Temporal Score: 1.4

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

CVSS Score Source: CVE-2019-11244

CVSS v3

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.4

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:atomic-openshift, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-clients, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-clients-redistributable, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-master, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-node, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-pod, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-sdn-ovs, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-tests, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-docker-excluder, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-excluder, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-template-service-broker, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-hyperkube, p-cpe:/a:redhat:enterprise_linux:atomic-openshift-hypershift, cpe:/o:redhat:enterprise_linux:7:coreos

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/14/2020

Vulnerability Publication Date: 4/22/2019

Reference Information

CVE: CVE-2019-11244

CWE: 732

RHSA: 2020:0020