RedHat: RHSA-2021-2064:01 Moderate: Red Hat Single Sign-On 7.4.7 se...

Advisories

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                   Red Hat Security Advisory

Synopsis:          Moderate: Red Hat Single Sign-On 7.4.7 security update on RHEL 7
Advisory ID:       RHSA-2021:2064-01
Product:           Red Hat Single Sign-On
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2064
Issue date:        2021-05-20
CVE Names:         CVE-2021-3424 CVE-2021-3461 
=====================================================================

1. Summary:

New Red Hat Single Sign-On 7.4.7 packages are now available for Red Hat
Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 7 Server - noarch

3. Description:

Red Hat Single Sign-On 7.4 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 7.4.7 serves as a replacement for
Red Hat Single Sign-On 7.4.6, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.

Security Fix(es):

* keycloak: Backchannel logout not working when Principal Type is set to
Attribute Name for external SAML IDP (CVE-2021-3461)

* keycloak: Internationalized domain name (IDN) homograph attack to
impersonate users (CVE-2021-3424)

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/):

1933320 - CVE-2021-3424 keycloak: Internationalized domain name (IDN) homograph attack to impersonate users
1941565 - CVE-2021-3461 keycloak: Backchannel logout not working when Principal Type is set to Attribute Name for external SAML IDP

6. Package List:

Red Hat Single Sign-On 7.4 for RHEL 7 Server:

Source:
rh-sso7-keycloak-9.0.13-1.redhat_00006.1.el7sso.src.rpm

noarch:
rh-sso7-keycloak-9.0.13-1.redhat_00006.1.el7sso.noarch.rpm
rh-sso7-keycloak-server-9.0.13-1.redhat_00006.1.el7sso.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-2021-3424
https://access.redhat.com/security/cve/CVE-2021-3461
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.4/html/release_notes/index

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-2021-2064:01 Moderate: Red Hat Single Sign-On 7.4.7 security

New Red Hat Single Sign-On 7.4.7 packages are now available for Red Hat Enterprise Linux 7

Summary

Red Hat Single Sign-On 7.4 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 7.4.7 serves as a replacement for Red Hat Single Sign-On 7.4.6, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
Security Fix(es):
* keycloak: Backchannel logout not working when Principal Type is set to Attribute Name for external SAML IDP (CVE-2021-3461)
* keycloak: Internationalized domain name (IDN) homograph attack to impersonate users (CVE-2021-3424)
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.

Solution

Before applying this update, make sure all previously released erratarelevant 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-2021-3424 https://access.redhat.com/security/cve/CVE-2021-3461 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.4/html/release_notes/index

Package List

Red Hat Single Sign-On 7.4 for RHEL 7 Server:
Source: rh-sso7-keycloak-9.0.13-1.redhat_00006.1.el7sso.src.rpm
noarch: rh-sso7-keycloak-9.0.13-1.redhat_00006.1.el7sso.noarch.rpm rh-sso7-keycloak-server-9.0.13-1.redhat_00006.1.el7sso.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-2021:2064-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2064
Issued Date: : 2021-05-20
CVE Names: CVE-2021-3424 CVE-2021-3461

Topic

New Red Hat Single Sign-On 7.4.7 packages are now available for Red HatEnterprise Linux 7.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.

Relevant Releases Architectures

Red Hat Single Sign-On 7.4 for RHEL 7 Server - noarch

Bugs Fixed

1933320 - CVE-2021-3424 keycloak: Internationalized domain name (IDN) homograph attack to impersonate users

1941565 - CVE-2021-3461 keycloak: Backchannel logout not working when Principal Type is set to Attribute Name for external SAML IDP

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