RedHat: RHSA-2021-5217:02 Important: Red Hat Single Sign-On 7.5.0 security
Summary
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 is an asynchronous patch for Red Hat Single Sign-On 7.5, and includes
one security fix.
Security Fix:
* keycloak: Incorrect authorization allows unpriviledged users to create
other users (CVE-2021-4133)
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.
Summary
Solution
Before applying the update, back up your existing installation, including
all applications, configuration files, databases and database settings, and
so on.
The References section of this erratum contains a download link (you must
log in to download the update).
References
https://access.redhat.com/security/cve/CVE-2021-4133 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=core.service.rhsso&version=7.5 https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/
Package List
Topic
A security update is now available for Red Hat Single Sign-On 7.5 from theCustomer Portal.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Bugs Fixed
2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users
