Headline

RHSA-2022:0151: Red Hat Security Advisory: Red Hat Single Sign-On 7.5.1 security update on RHEL 7

New Red Hat Single Sign-On 7.5.1 packages are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

Related CVEs:

CVE-2021-3827: keycloak-server-spi-private: ECP SAML binding bypasses authentication flows
CVE-2021-4133: Keycloak: Incorrect authorization allows unpriviledged users to create other users
CVE-2021-20289: resteasy: Error message exposes endpoint class information
CVE-2021-40690: xml-security: XPath Transform abuse allows for information disclosure

4 years ago

Red Hat Security Data

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Issued:

2022-01-17

Updated:

2022-01-17

RHSA-2022:0151 - Security Advisory

Overview
Updated Packages

Synopsis

Important: Red Hat Single Sign-On 7.5.1 security update on RHEL 7

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

New Red Hat Single Sign-On 7.5.1 packages are now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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.

This release of Red Hat Single Sign-On 7.5.1 on RHEL 7 serves as a replacement for Red Hat Single Sign-On 7.5.0, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

Keycloak: Incorrect authorization allows unpriviledged users to create other users (CVE-2021-4133)
keycloak-server-spi-private: ECP SAML binding bypasses authentication flows (CVE-2021-3827)
xml-security: XPath Transform abuse allows for information disclosure (CVE-2021-40690)
resteasy: Error message exposes endpoint class information (CVE-2021-20289)

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.

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

Affected Products

Red Hat Single Sign-On 7.5 for RHEL 7 x86_64

Fixes

BZ - 1935927 - CVE-2021-20289 resteasy: Error message exposes endpoint class information
BZ - 2007512 - CVE-2021-3827 keycloak-server-spi-private: ECP SAML binding bypasses authentication flows
BZ - 2011190 - CVE-2021-40690 xml-security: XPath Transform abuse allows for information disclosure
BZ - 2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users
CIAM-1616 - Create RPMs for the RH-SSO 7.5.1 release for RHEL7

CVEs