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

Synopsis:          Important: security update of rh-sso-7/sso75 container images
Advisory ID:       RHSA-2022:0015-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0015
Issue date:        2022-01-04
CVE Names:         CVE-2021-3712 CVE-2021-4133 CVE-2021-42574 
=====================================================================

1. Summary:

A security update is now available for Red Hat Single Sign-On 7.5 container
images.

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 vulnerability
from the CVE link(s) in the References section.

2. Description:

Red Hat Single Sign-On 7.5 container images, based on the Keycloak project,
that provides authentication and standards-based single sign-on
capabilities for web and mobile applications.

This is a security update Red Hat Single Sign-On 7.5, and includes one
security fix.

Security Fix:

* keycloak: Incorrect authorization allows unpriviledged users to create
other users (CVE-2021-4133)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

3. Solution:

The RHEL-8 based Middleware Containers container image provided by this
update
can be downloaded from the Red Hat Container Registry at
registry.access.redhat.com. Installation instructions for your platform are
available at Red Hat Container Catalog (see References).

Dockerfiles and scripts should be amended either to refer to this new image
specifically, or to the latest image generally.

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

2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users

5. References:

https://access.redhat.com/security/cve/CVE-2021-3712
https://access.redhat.com/security/cve/CVE-2021-4133
https://access.redhat.com/security/cve/CVE-2021-42574
https://access.redhat.com/security/updates/classification/#important

6. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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