RHCOS 3 : OpenShift Container Platform 3.11.z (RHSA-2021:3193)

medium Nessus Plugin ID 312576

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Synopsis

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

Description

The remote Red Hat Enterprise Linux CoreOS 3 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3193 advisory.

- kubernetes: Docker config secrets leaked when file is malformed and loglevel >= 4 (CVE-2020-8564)

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.z package based on the guidance in RHSA-2021:3193.

Plugin Details

Severity: Medium

ID: 312576

File Name: rhcos-RHSA-2021-3193.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

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: Moderate

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2020-8564

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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: 8/25/2021

Vulnerability Publication Date: 10/15/2020

Reference Information

CVE: CVE-2020-8564

CWE: 117

RHSA: 2021:3193

Detections

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