RHSA-2023:3888: Important: Red Hat Single Sign-On 7.6.4 for OpenShift image security enhancement update

Published Jun 27, 2023
·
Updated

Red Hat Single Sign-On is an integrated sign-on solution, available as aRed Hat JBoss Middleware for OpenShift containerized image. The Red HatSingle Sign-On for OpenShift image provides an authentication server thatyou can use to log in centrally, log out, and register. You can also manageuser accounts for web applications, mobile applications, and RESTful webservices.This erratum releases a new image for Red Hat Single Sign-On 7.6.4 foruse within the OpenShift Container Platform 3.10, OpenShift Container Platform3.11, and within the OpenShift Container Platform 4.12 cloud computing Platform-as-a-Service (PaaS) foron-premise or private cloud deployments, aligning with the standalone product release.Security Fix(es): keycloak: Cross-site scripting when validating URI-schemes on SAML and OIDC (CVE-2022-4361) undertow: Infinite loop in SslConduit during close (CVE-2023-1108) keycloak: oauth client impersonation (CVE-2023-2422) keycloak: Untrusted Certificate Validation (CVE-2023-1664) keycloak: client access via device auth request spoof (CVE-2023-2585) For more details about the security issue(s), including the impact, a CVSSscore, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

1 affected component
Red Hat Single Sign-On

Remediation

Event History

Feb 28, 2026
Advisory Published
via Red Hat·07:27 PM
Data Sourced
via Red Hat·07:27 PM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2023:3888?

The severity of RHSA-2023:3888 is classified as important due to potential security vulnerabilities in Red Hat Single Sign-On.

2

How do I fix RHSA-2023:3888?

To fix RHSA-2023:3888, apply the latest updates or patches provided by Red Hat for the affected version of Red Hat Single Sign-On.

3

What vulnerabilities are addressed in RHSA-2023:3888?

RHSA-2023:3888 addresses security vulnerabilities that could allow unauthorized access or other potential attacks on Red Hat Single Sign-On.

4

Is a restart required after applying the fix for RHSA-2023:3888?

Yes, a restart of the Red Hat Single Sign-On service may be required to fully apply the changes after fixing RHSA-2023:3888.

5

Who is affected by RHSA-2023:3888?

Organizations using Red Hat Single Sign-On as a central authentication server are affected by RHSA-2023:3888.

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