-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: Red Hat Single Sign-On 7.5.1 security update
Advisory ID:       RHSA-2022:0155-01
Product:           Red Hat Single Sign-On
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0155
Issue date:        2022-01-17
CVE Names:         CVE-2021-3827 CVE-2021-4133 CVE-2021-20289 
                   CVE-2021-40690 
=====================================================================

1. Summary:

A security update is now available for Red Hat Single Sign-On 7.5 from the
Customer Portal.

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 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 release of Red Hat Single Sign-On 7.5.1 serves as a replacement for
Red Hat Single Sign-On 7.5.0, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.

Security Fix(es):

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

* keycloak-server-spi-private: ECP SAML binding bypasses authentication
flows (CVE-2021-3827)

* xml-security: XPath Transform abuse allows for information disclosure
(CVE-2021-40690)

* resteasy: Error message exposes endpoint class information
(CVE-2021-20289)

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.

3. Solution:

Before applying the update, back up your existing installation, including
all applications, configuration files, databases and database settings, and
so on.

The References section of this erratum contains a download link (you must
log in to download the update).

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

1935927 - CVE-2021-20289 resteasy: Error message exposes endpoint class information
2007512 - CVE-2021-3827 keycloak-server-spi-private: ECP SAML binding bypasses authentication flows
2011190 - CVE-2021-40690 xml-security: XPath Transform abuse allows for information disclosure
2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users

5. JIRA issues fixed (https://issues.jboss.org/):

CIAM-1176 - 7.5.1 Deliverables - RPMs

6. References:

https://access.redhat.com/security/cve/CVE-2021-3827
https://access.redhat.com/security/cve/CVE-2021-4133
https://access.redhat.com/security/cve/CVE-2021-20289
https://access.redhat.com/security/cve/CVE-2021-40690
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=core.service.rhsso&version=7.5
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/

7. Contact:

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

Copyright 2022 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=J6pm
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
[email protected]
https://listman.redhat.com/mailman/listinfo/rhsa-announce