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RedHat: RHSA-2020-2440-01 Moderate: OpenShift SSRF Security Update

red hat
Calendar Grey June 17, 2020
Dist Redhat Esm H88
Red Hat reveals an important security patch for OpenShift Container Platform 4.3.25, addressing a medium severity vulnerability.
An update for openshift is now available for Red Hat OpenShift Container Platform 4.3

Solution

For OpenShift Container Platform 4.3 see the following documentation, which will be updated shortly for release 4.3.25, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update:

https://docs.redhat.com/en/documentation/openshift_container_platform/4.3/html/release_notes/ocp-4-3-release-notes

Details on how to access this content are available at - -cli.html.

Summary

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):
* kubernetes: A server side request forgery (SSRF) in the kube-controller-manager allows certain authorized users to leak up to 500 bytes of arbitrary information from the master's host network (CVE-2020-8555)
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.

Topics%20covered

Topics Covered

security advisory security update Red Hat information leak moderate impact OpenShift kubernetes

References

https://access.redhat.com/security/cve/CVE-2020-8555 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat OpenShift Container Platform 4.3:
Source: openshift-4.3.25-202006060952.git.1.96c30f6.el7.src.rpm
ppc64le: openshift-hyperkube-4.3.25-202006060952.git.1.96c30f6.el7.ppc64le.rpm
s390x: openshift-hyperkube-4.3.25-202006060952.git.1.96c30f6.el7.s390x.rpm
x86_64: openshift-hyperkube-4.3.25-202006060952.git.1.96c30f6.el7.x86_64.rpm
Red Hat OpenShift Container Platform 4.3:
Source: openshift-4.3.25-202006060952.git.1.96c30f6.el8.src.rpm
ppc64le: openshift-hyperkube-4.3.25-202006060952.git.1.96c30f6.el8.ppc64le.rpm
s390x: openshift-hyperkube-4.3.25-202006060952.git.1.96c30f6.el8.s390x.rpm
x86_64: openshift-hyperkube-4.3.25-202006060952.git.1.96c30f6.el8.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Advisory ID: RHSA-2020:2440-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2440
Issue date: 2020-06-17

Topic

An update for openshift is now available for Red Hat OpenShift ContainerPlatform 4.3.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update Red Hat information leak moderate impact OpenShift kubernetes

Relevant Releases Architectures

Red Hat OpenShift Container Platform 4.3 - ppc64le, s390x, x86_64

Bugs Fixed

1821583 - CVE-2020-8555 kubernetes: Server side request forgery (SSRF) in kube-controller-manager allows users to leak secret information

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