RHSA-2021:2063: Moderate: Red Hat Single Sign-On 7.4.7 security update on RHEL 6
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.<br>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.<br>Security Fix(es):<br><li> keycloak: Backchannel logout not working when Principal Type is set to Attribute Name for external SAML IDP (CVE-2021-3461)</li> <li> keycloak: Internationalized domain name (IDN) homograph attack to impersonate users (CVE-2021-3424)</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
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:2063?
The severity of RHSA-2021:2063 is classified as moderate.
How do I fix RHSA-2021:2063?
To fix RHSA-2021:2063, upgrade to the latest version of the 'rh-sso7-keycloak' or 'rh-sso7-keycloak-server' packages.
Which software versions are affected by RHSA-2021:2063?
RHSA-2021:2063 affects versions of 'rh-sso7-keycloak' and 'rh-sso7-keycloak-server' up to and excluding 9.0.13-1.redhat_00006.1.el6.
What is Red Hat Single Sign-On 7.4 in relation to RHSA-2021:2063?
Red Hat Single Sign-On 7.4 is a standalone server providing authentication and single sign-on capabilities, with the vulnerability identified in its version.
Are there any known exploits for RHSA-2021:2063?
There are no specific public exploits associated with RHSA-2021:2063 at this time.