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Red Hat OpenShift 3: RHSA-2016-2064 Important: Authentication Flaw

red hat
Calendar Grey October 17, 2016
Scroller Redhat
Crucial security patch for atomic-openshift resolves significant authentication vulnerabilities. Transition to the latest version of Red Hat OpenShift immediately.
An update for atomic-openshift is now available for Red Hat OpenShift Container Platform 3.1, 3.2, and 3.3

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

To apply this update, see the following cluster upgrade documentation that relates to your installed version of OpenShift Container Platform.

For OpenShift Container Platform 3.3:

https://docs.redhat.com/en/documentation/openshift_container_platform/3.3/html/installation_and_configuration/upgrading-a-cluster automated_upgrades.html#upgrading-to-ocp-3-3-asynchronous-releases

For OpenShift Container Platform 3.2:

d_upgrades.html#upgrading-to-openshift-enterprise-3-2-asynchronous-releases

For OpenShift Container Platform 3.1:

d_upgrades.html#upgrading-to-openshift-enterprise-3-1-asynchronous-releases

Summary

Red Hat OpenShift Container Platform is the company's cloud computing Platform-as-a-Service (PaaS) solution designed for on-premise or private cloud deployments.
Security Fix(es):
* It was found that Kubernetes did not correctly validate X.509 client intermediate certificate host name fields. An attacker could use this flaw to bypass authentication requirements by using a specially crafted X.509 certificate. (CVE-2016-7075)
This advisory contains the RPM packages for this release. See the following advisory for the container images for this release:
https://access.redhat.com/errata/RHBA-2016:2065
All OpenShift Container Platform 3 users are advised to upgrade to these updated images.

Topics%20covered

Topics Covered

security advisory red hat important authentication openshift

References

https://access.redhat.com/security/cve/CVE-2016-7075 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat OpenShift Enterprise 3.1:
Source: atomic-openshift-3.1.1.8-1.git.0.d469026.el7aos.src.rpm
x86_64: atomic-openshift-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-clients-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-clients-redistributable-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-dockerregistry-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-master-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-node-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-pod-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-recycle-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm atomic-openshift-sdn-ovs-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm tuned-profiles-atomic-openshift-node-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
Red Hat OpenShift Enterprise 3.2:
Source: atomic-openshift-3.2.1.17-1.git.0.6d01b60.el7.src.rpm
x86_64: atomic-openshift-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm atomic-openshift-clients-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm atomic-openshift-clients-redistributable-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm atomic-openshift-dockerregistry-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm atomic-openshift-master-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2016:2064-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2016:2064
Issue date: 2016-10-17

Topic

An update for atomic-openshift is now available for Red Hat OpenShift Container Platform 3.1, 3.2, and 3.3.Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory red hat important authentication openshift

Relevant Releases Architectures

Red Hat OpenShift Container Platform 3.3 - x86_64

Red Hat OpenShift Enterprise 3.1 - x86_64

Red Hat OpenShift Enterprise 3.2 - x86_64

Bugs Fixed

1384112 - CVE-2016-7075 OpenShift 3: API server does not validate client-provided intermediate certificates correctly

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