RHSA-2023:3883: Important: Red Hat Single Sign-On 7.6.4 security update on RHEL 7
Red Hat Single Sign-On 7.6 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 7.6.4 on RHEL 7 serves as a replacement for Red Hat Single Sign-On 7.6.3, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.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 CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2023:3883?
The severity level of RHSA-2023:3883 is classified based on its impact on security and may vary, so it is advisable to review the specific details provided by Red Hat.
How do I fix RHSA-2023:3883?
To fix RHSA-2023:3883, you should update to the package version 18.0.8-1.redhat_00001.1.el7 for both rh-sso7-keycloak and rh-sso7-keycloak-server.
What software is affected by RHSA-2023:3883?
RHSA-2023:3883 affects Red Hat Single Sign-On 7.6.4, specifically the rh-sso7-keycloak and rh-sso7-keycloak-server packages.
Is there a workaround for RHSA-2023:3883?
Currently, there are no specified workarounds for RHSA-2023:3883; the recommended action is to apply the updates.
What are the potential risks of not addressing RHSA-2023:3883?
Not addressing RHSA-2023:3883 may leave your system vulnerable to security breaches and unauthorized access through the affected components.