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RedHat: RHSA-2020-2108-01 Important: SSO 7.3.8 Security Update

red hat
Calendar Grey May 12, 2020
Dist Redhat Esm H88
Crucial Red Hat Single Sign-On 7.3.8 patch released to tackle significant vulnerabilities and maintain system reliability.
New Red Hat Single Sign-On 7.3.8 packages are now available for Red Hat Enterprise Linux 8

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Summary

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.
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.
Security Fix(es):
* keycloak: security issue on reset credential flow (CVE-2020-1718)
* keycloak: improper verification of certificate with host mismatch could result in information disclosure (CVE-2020-1758)
* keycloak: problem with privacy after user logout (CVE-2020-1724)
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.

Topics%20covered

Topics Covered

security advisory Red Hat update authentication information disclosure Single Sign-On

References

https://access.redhat.com/security/cve/CVE-2020-1718 https://access.redhat.com/security/cve/CVE-2020-1724 https://access.redhat.com/security/cve/CVE-2020-1758 https://access.redhat.com/security/updates/classification#important https://docs.redhat.com/en/documentation/red_hat_single_sign-on/7.3

Package List

Red Hat Single Sign-On 7.3 for RHEL 8:
Source: rh-sso7-keycloak-4.8.20-1.Final_redhat_00001.1.el8sso.src.rpm
noarch: rh-sso7-keycloak-4.8.20-1.Final_redhat_00001.1.el8sso.noarch.rpm rh-sso7-keycloak-server-4.8.20-1.Final_redhat_00001.1.el8sso.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:2108-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2108
Issue date: 2020-05-12

Topic

New Red Hat Single Sign-On 7.3.8 packages are now available for Red HatEnterprise Linux 8.Red Hat Product Security has rated this update as having a security impactofImportant. A Common Vulnerability Scoring System (CVSS) base score, whichgivesa detailed severity rating, is available for each vulnerability from theCVElink(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat update authentication information disclosure Single Sign-On

Relevant Releases Architectures

Red Hat Single Sign-On 7.3 for RHEL 8 - noarch

Bugs Fixed

1796756 - CVE-2020-1718 keycloak: security issue on reset credential flow

1800527 - CVE-2020-1724 keycloak: problem with privacy after user logout

1812514 - CVE-2020-1758 keycloak: improper verification of certificate with host mismatch could result in information disclosure

6. JIRA issues fixed (https://redhat.atlassian.net/jira/projects):

KEYCLOAK-13799 - Create RPMs for the RH-SSO 7.3.8 release for RHEL8

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