RedHat: RHSA-2022-6787:01 Moderate: Red Hat Single Sign-On 7.5.3 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 release of Red Hat Single Sign-On 7.5.3 serves as a replacement for
Red Hat Single Sign-On 7.5.2, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.
Security Fix(es):
* jackson-databind: denial of service via a large depth of nested objects
(CVE-2020-36518)
* h2: Remote Code Execution in Console (CVE-2021-42392)
* netty: control chars in header names may lead to HTTP request smuggling
(CVE-2021-43797)
* xnio: org.xnio.StreamConnection.notifyReadClosed log to debug instead of
stderr (CVE-2022-0084)
* keycloak: Stored XSS in groups dropdown (CVE-2022-0225)
* wildfly: Wildfly management of EJB Session context returns wrong caller
principal with Elytron Security enabled (CVE-2022-0866)
* keycloak-saml-core: keycloak: Uploading of SAML javascript protocol
mapper scripts through the admin (CVE-2022-2668)
* keycloak-core: keycloak: improper input validation permits script
injection (CVE-2022-2256)
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-2020-36518 https://access.redhat.com/security/cve/CVE-2021-42392 https://access.redhat.com/security/cve/CVE-2021-43797 https://access.redhat.com/security/cve/CVE-2022-0084 https://access.redhat.com/security/cve/CVE-2022-0225 https://access.redhat.com/security/cve/CVE-2022-0866 https://access.redhat.com/security/cve/CVE-2022-2256 https://access.redhat.com/security/cve/CVE-2022-2668 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/products/red-hat-single-sign-on/
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 Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Bugs Fixed
2031958 - CVE-2021-43797 netty: control chars in header names may lead to HTTP request smuggling
2039403 - CVE-2021-42392 h2: Remote Code Execution in Console
2040268 - CVE-2022-0225 keycloak: Stored XSS in groups dropdown
2060929 - CVE-2022-0866 wildfly: Wildfly management of EJB Session context returns wrong caller principal with Elytron Security enabled
2064226 - CVE-2022-0084 xnio: org.xnio.StreamConnection.notifyReadClosed log to debug instead of stderr
2064698 - CVE-2020-36518 jackson-databind: denial of service via a large depth of nested objects
2101942 - CVE-2022-2256 keycloak: improper input validation permits script injection
2115392 - CVE-2022-2668 keycloak: Uploading of SAML javascript protocol mapper scripts through the admin console
