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redhatRedHatRHSA-2021:0428
HistoryMar 03, 2021 - 4:22 a.m.

(RHSA-2021:0428) Important: OpenShift Container Platform 4.5.33 bug fix and security update

2021-03-0304:22:26
access.redhat.com
47
openshift
container platform
security update
bug fix
red hat
kubernetes
privilege escalation
cve-2021-3344
cloud computing
rpm packages
release notes
upgrade
cli.

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

37.7%

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/builder: privilege escalation during container image builds via mounted secrets (CVE-2021-3344)

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.

This advisory contains the container images for Red Hat OpenShift Container Platform 4.5.33. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHSA-2021:0429

Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes:

https://docs.openshift.com/container-platform/4.5/release_notes/ocp-4-5-release-notes.html

You may download the oc tool and use it to inspect release image metadata as follows:

(For x86_64 architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.5.33-x86_64

The image digest is sha256:8e6b3ffc19aa6106096936733a128095646a604b69924b5cf606260d433661f0

(For s390x architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.5.33-s390x

The image digest is sha256:c7085a4d27da05bd733e5ad72b74f6a1b55548badeb71ce050e88baaf4fcf575

(For ppc64le architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.5.33-ppc64le

The image digest is sha256:102c2dff98f2dab4cf975a02b3cf9fa24ce1e0e10650113e94e5d07420ac10d3

All OpenShift Container Platform 4.5 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift Console or the CLI oc command. Instructions for upgrading a cluster are available
at https://docs.openshift.com/container-platform/4.5/updating/updating-cluster-between-minor.html#understanding-upgrade-channels_updating-cluster-between-minor.

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

37.7%

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