ESB-2020.3687 – [RedHat] OpenShift Container Platform: Denial of service – Existing account

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.3687
            OpenShift Container Platform 4.5.16 security update
                              27 October 2020

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           OpenShift Container Platform
Publisher:         Red Hat
Operating System:  Red Hat
Impact/Access:     Denial of Service -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-14336  

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2020:4320

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                   Red Hat Security Advisory

Synopsis:          Low: OpenShift Container Platform 4.5.16 security update
Advisory ID:       RHSA-2020:4320-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:4320
Issue date:        2020-10-26
CVE Names:         CVE-2020-14336 
=====================================================================

1. Summary:

Red Hat OpenShift Container Platform release 4.5.16 is now available with
updates to packages and images that fix several bugs and add enhancements.

Red Hat Product Security has rated this update as having a security impact
of Low. 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.

Security Fix(es):

* openshift: Restricted SCC allows pods to craft custom network packets
(CVE-2020-14336)

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 4.5 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/4.5/release_notes/ocp-4-5-rel
ease-notes.html

Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.5/updating/updating-cluster
- - -cli.html.

4. Bugs fixed (https://bugzilla.redhat.com/):

1856529 - CVE-2020-14336 ose-machine-config-operator-container: openshift: restricted SCC allows pods to craft custom network packets [openshift-4]
1858981 - CVE-2020-14336 openshift: restricted SCC allows pods to craft custom network packets

5. References:

https://access.redhat.com/security/cve/CVE-2020-14336
https://access.redhat.com/security/updates/classification/#low

6. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
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===========================================================================
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