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

Synopsis:          Important: Red Hat Single Sign-On security update on RHEL 8
Advisory ID:       RHSA-2021:5219-01
Product:           Red Hat Single Sign-On
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:5219
Issue date:        2021-12-20
CVE Names:         CVE-2021-4133 
====================================================================
1. Summary:

A security update is now available for Red Hat Single Sign-On 7.5 on Red
Hat Enterprise Linux 8.

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. Relevant releases/architectures:

Red Hat Single Sign-On 7.4 for RHEL 8 - noarch

3. Description:

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

This is an asynchronous patch for 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.

4. Solution:

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

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

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

2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users
6. Package List:

Red Hat Single Sign-On 7.4 for RHEL 8:

Source:
rh-sso7-keycloak-15.0.2-3.redhat_00002.1.el8sso.src.rpm

noarch:
rh-sso7-keycloak-15.0.2-3.redhat_00002.1.el8sso.noarch.rpm
rh-sso7-keycloak-server-15.0.2-3.redhat_00002.1.el8sso.noarch.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/

7. References:

https://access.redhat.com/security/cve/CVE-2021-4133
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/

8. Contact:

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

Copyright 2021 Red Hat, Inc.
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RedHat: RHSA-2021-5219:02 Important: Red Hat Single Sign-On security update

A security update is now available for Red Hat Single Sign-On 7.5 on Red Hat Enterprise Linux 8

Summary

Red Hat Single Sign-On 7.5 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.
This is an asynchronous patch for 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.



Summary


Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258

References

https://access.redhat.com/security/cve/CVE-2021-4133 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/

Package List

Red Hat Single Sign-On 7.4 for RHEL 8:
Source: rh-sso7-keycloak-15.0.2-3.redhat_00002.1.el8sso.src.rpm
noarch: rh-sso7-keycloak-15.0.2-3.redhat_00002.1.el8sso.noarch.rpm rh-sso7-keycloak-server-15.0.2-3.redhat_00002.1.el8sso.noarch.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/


Severity
Advisory ID: RHSA-2021:5219-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2021:5219
Issued Date: : 2021-12-20
CVE Names: CVE-2021-4133

Topic

A security update is now available for Red Hat Single Sign-On 7.5 on RedHat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof 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.


Topic


 

Relevant Releases Architectures

Red Hat Single Sign-On 7.4 for RHEL 8 - noarch


Bugs Fixed

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


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