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AUSCERT External Security Bulletin Redistribution
ESB-2021.0438
OpenShift Container Platform 4.6.16 extras security update
9 February 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: OpenShift Container Platform 4.6.16 extras
Publisher: Red Hat
Operating System: Red Hat
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Denial of Service -- Existing Account
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-27816 CVE-2020-14382
Reference: ESB-2021.0407
ESB-2021.0303
ESB-2021.0234
ESB-2020.3844
Original Bulletin:
https://access.redhat.com/errata/RHSA-2021:0310
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Red Hat Security Advisory
Synopsis: Moderate: OpenShift Container Platform 4.6.16 extras security update
Advisory ID: RHSA-2021:0310-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0310
Issue date: 2021-02-08
CVE Names: CVE-2020-14382 CVE-2020-27816
=====================================================================
1. Summary:
Red Hat OpenShift Container Platform release 4.6.16 is now available with
updates to packages and images that fix several bugs.
Red Hat Product Security has rated this update as having a security impact
of Moderate. 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.
2. Description:
Red Hat OpenShift Container Platform is Red Hat's cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.
This advisory contains the RPM packages for Red Hat OpenShift Container
Platform 4.6.16. See the following advisory for the container images for
this release:
https://access.redhat.com/errata/RHSA-2021:0308
All OpenShift Container Platform 4.6 users are advised to upgrade to these
updated packages and images when they are available in the appropriate
release channel. To check for available updates, use the OpenShift Console
or the CLI oc command. Instructions for upgrading a cluster are available
at
https://docs.openshift.com/container-platform/4.6/updating/updating-cluster
- - -between-minor.html#understanding-upgrade-channels_updating-cluster-between
- - -minor.
Security Fix(es):
* openshift/elasticsearch-operator: arbitrary URL redirection of the
cluster logging kibana console (CVE-2020-27816)
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.
3. Solution:
For OpenShift Container Platform 4.6 see the following documentation, which
will be updated shortly for this release, for important instructions on how
to upgrade your cluster and fully apply this asynchronous errata update:
https://docs.openshift.com/container-platform/4.6/release_notes/ocp-4-6-rel
ease-notes.html
Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.6/updating/updating-cluster
- - -cli.html.
4. Bugs fixed (https://bugzilla.redhat.com/):
1887567 - elasticsearch-delete and elasticsearch-rollover pods hanging
1894639 - Fluent stops sending logs even though logging stack seems functional
1896166 - Collectors are missing metric for input sources
1899136 - FIPS error while generating RSA private key for CA
1899334 - Remove username/password from fluent conf
1900757 - Enable cluster admin to get complete mappings for indices
1902698 - CVE-2020-27816 openshift/elasticsearch-operator: arbitrary URL redirection of the cluster logging kibana console
1910117 - NFD Community Operator watches for wrong CRD version and crashes repeatedly
1913801 - Unable to create 'app' index pattern in OpenShift Logging 4.5 when permissions are granted via group
1914987 - Missing Logging/Elasticsearch dashboard.
1916475 - Elasticsearch rollover pods failed with resource_already_exists_exception
1916910 - Sometimes the elasticsearch-delete-xxx job failed at "Unexpected exception indices:admin/aliases/get"
1922931 - Placeholder bug for OCP 4.6.0 extras release
5. References:
https://access.redhat.com/security/cve/CVE-2020-14382
https://access.redhat.com/security/cve/CVE-2020-27816
https://access.redhat.com/security/updates/classification/#moderate
6. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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