Important: Red Hat build of Keycloak 22.0.7 enhancement and security update

Related Vulnerabilities: CVE-2023-6134   CVE-2023-6291  

Synopsis

Important: Red Hat build of Keycloak 22.0.7 enhancement and security update

Type/Severity

Security Advisory: Important

Topic

Red Hat build of Keycloak 22.0.7 is now available 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.

Description

Red Hat build of Keycloak 22.0.7 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 build of Keycloak 22.0.7 serves as a replacement for Red Hat build of Keycloak 22.0.6, and includes bug fixes, enhancements and security fixes, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

  • redirect_uri validation logic that allows for a bypass of otherwise explicitly allowed hosts (CVE-2023-6134)
  • reflected XSS via wildcard in OIDC redirect_uri (CVE-2023-6291)

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

For more details see:
https://access.redhat.com/documentation/en-us/red_hat_build_of_keycloak/22.0/html-single/migration_guide/

Affected Products

  • Red Hat build of Keycloak 22 x86_64

Fixes

  • BZ - 2249673 - CVE-2023-6134 keycloak: reflected XSS via wildcard in OIDC redirect_uri
  • BZ - 2251407 - CVE-2023-6291 keycloak: redirect_uri validation logic that allows for a bypass of otherwise explicitly allowed hosts