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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: OpenShift Container Platform 4.1.18 security update
Advisory ID:       RHSA-2019:2859-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2859
Issue date:        2019-09-27
CVE Names:         CVE-2016-2183 
=====================================================================

1. Summary:

An update for golang-github-openshift-oauth-proxy-container is now
available for Red Hat OpenShift Container Platform 4.1.

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.

Security Fix(es):

* A flaw was found in the way the DES/3DES cipher was used as part of the
TLS/SSL protocol. A man-in-the-middle attacker could use this flaw to
recover some plaintext data by capturing large amounts of encrypted traffic
between TLS/SSL server and client if the communication used a DES/3DES
based ciphersuite. (CVE-2016-2183)

3. Solution:

For OpenShift Container Platform 4.1 see the following documentation, which
will be updated shortly for release 4.1.18, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:

https://docs.openshift.com/container-platform/4.1/release_notes/ocp-4-1-rel
ease-notes.html

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

1369383 - CVE-2016-2183 SSL/TLS: Birthday attack against 64-bit block ciphers (SWEET32)

5. References:

https://access.redhat.com/security/cve/CVE-2016-2183
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 2019 Red Hat, Inc.
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