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Red Hat Security Advisory

Synopsis: Moderate: OpenShift Container Platform 4.2.4 oauth-server-container security update
Advisory ID: RHSA-2019:3770-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3770
Issue date: 2019-11-13
CVE Names: CVE-2019-3889
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1. Summary:

An update for oauth-server-container is now available for Red Hat OpenShift
Container Platform 4.2.

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 oauth-server container image for Red Hat
OpenShift Container Platform 4.2.4.

Security Fix(es):

* atomic-openshift: reflected XSS in authentication flow (CVE-2019-3889)

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 4.2 see the following documentation, which
will be updated shortly for release 4.2.4, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:

https://docs.openshift.com/container-platform/4.2/release_notes/ocp-4-2-rel
ease-notes.html

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

1693499 – CVE-2019-3889 atomic-openshift: reflected XSS in authentication flow

5. References:

https://access.redhat.com/security/cve/CVE-2019-3889
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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