- Vulnerability/
- RHSA-2020:2108
RHSA-2020:2108: Important: Red Hat Single Sign-On 7.3.8 security update on RHEL 8
First published: Tue May 12 2020(Updated: )
Red Hat Single Sign-On 7.3 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 7.3.8 on RHEL 8 serves as a replacement for Red Hat Single Sign-On 7.3.7, 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: security issue on reset credential flow (CVE-2020-1718)</li> <li> keycloak: improper verification of certificate with host mismatch could result in information disclosure (CVE-2020-1758)</li> <li> keycloak: problem with privacy after user logout (CVE-2020-1724)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, 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 | <4.8.20-1.Final_redhat_00001.1.el8 | 4.8.20-1.Final_redhat_00001.1.el8 |
| redhat/rh-sso7-keycloak-server | <4.8.20-1.Final_redhat_00001.1.el8 | 4.8.20-1.Final_redhat_00001.1.el8 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1796756
- https://bugzilla.redhat.com/show_bug.cgi?id=1800527
- https://bugzilla.redhat.com/show_bug.cgi?id=1812514
- https://access.redhat.com/security/updates/classification/#important
- https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.3/
- https://access.redhat.com/errata/RHSA-2020:2108 (Advisory)
Frequently Asked Questions
What is the severity of RHSA-2020:2108?
The severity of RHSA-2020:2108 is categorized as moderate.
What vulnerabilities are addressed in RHSA-2020:2108?
RHSA-2020:2108 addresses various vulnerabilities affecting Red Hat Single Sign-On 7.3, specifically within the Keycloak project.
How do I fix RHSA-2020:2108?
To fix RHSA-2020:2108, update to package versions 4.8.20-1.Final_redhat_00001.1.el8 for both rh-sso7-keycloak and rh-sso7-keycloak-server.
Is RHSA-2020:2108 applicable to all Red Hat Single Sign-On installations?
RHSA-2020:2108 specifically applies to Red Hat Single Sign-On 7.3 installations running on RHEL 8.
What should I do after applying the fix for RHSA-2020:2108?
After applying the fix for RHSA-2020:2108, verify the functionality of your authentication services to ensure they are operating correctly.
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