RHSA-2022:6783: Moderate: Red Hat Single Sign-On 7.5.3 security update on RHEL 8
First published: Tue Oct 04 2022(Updated: )
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.<br>This release of Red Hat Single Sign-On 7.5.3 on RHEL 8 serves as a replacement for Red Hat Single Sign-On 7.5.2, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.<br>Security Fix(es):<br><li> jackson-databind: denial of service via a large depth of nested objects (CVE-2020-36518)</li> <li> wildfly: Wildfly management of EJB Session context returns wrong caller principal with Elytron Security enabled (CVE-2022-0866)</li> <li> xnio: org.xnio.StreamConnection.notifyReadClosed log to debug instead of stderr (CVE-2022-0084)</li> <li> netty: control chars in header names may lead to HTTP request smuggling (CVE-2021-43797)</li> <li> keycloak-saml-core: keycloak: Uploading of SAML javascript protocol mapper scripts through the admin (CVE-2022-2668)</li> <li> keycloak: Stored XSS in groups dropdown (CVE-2022-0225)</li> <li> h2: Remote Code Execution in Console (CVE-2021-42392)</li> <li> keycloak-core: keycloak: improper input validation permits script injection (CVE-2022-2256)</li> 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 | Affected Version | How to fix |
|---|---|---|
| redhat/rh-sso7-keycloak | <15.0.8-1.redhat_00001.1.el8 | 15.0.8-1.redhat_00001.1.el8 |
| redhat/rh-sso7-keycloak-server | <15.0.8-1.redhat_00001.1.el8 | 15.0.8-1.redhat_00001.1.el8 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2022:6783?
The severity of RHSA-2022:6783 is categorized as important.
How do I fix RHSA-2022:6783?
To fix RHSA-2022:6783, update the rh-sso7-keycloak and rh-sso7-keycloak-server packages to version 15.0.8-1.redhat_00001.1.el8.
What software is affected by RHSA-2022:6783?
RHSA-2022:6783 affects Red Hat Single Sign-On 7.5 specifically the rh-sso7-keycloak and rh-sso7-keycloak-server packages.
What are the consequences of not addressing RHSA-2022:6783?
Failing to address RHSA-2022:6783 may leave your system vulnerable to security exploits affecting authentication mechanisms.
Is RHSA-2022:6783 related to Keycloak?
Yes, RHSA-2022:6783 is based on the Keycloak project which provides authentication and single sign-on capabilities.
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