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Red Hat Security Advisory

Synopsis: Moderate: Red Hat Single Sign-On 7.2.6 security update
Advisory ID: RHSA-2019:0380-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0380
Issue date: 2019-02-19
CVE Names: CVE-2018-10934 CVE-2018-14642 CVE-2018-1000632
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1. Summary:

A security update is now available for Red Hat Single Sign-On 7.2 from the
Customer Portal.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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.

2. Description:

Red Hat Single Sign-On 7.2 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 7.2.6 serves as a replacement for
Red Hat Single Sign-On 7.2.5, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.

Security Fix(es):

* undertow: Infoleak in some circumstances where Undertow can serve data
from a random buffer (CVE-2018-14642)

* console: wildfly-core: Cross-site scripting (XSS) in JBoss Management
Console (CVE-2018-10934)

* dom4j: XML Injection in Class: Element. Methods: addElement, addAttribute
which can impact the integrity of XML documents (CVE-2018-1000632)

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.

3. Solution:

Before applying the update, back up your existing installation, including
all applications, configuration files, and databases and database settings.

The References section of this erratum contains a download link. You must
log in to download the update.

4. Bugs fixed (https://bugzilla.redhat.com/):

1615673 – CVE-2018-10934 wildfly-core: Cross-site scripting (XSS) in JBoss Management Console
1620529 – CVE-2018-1000632 dom4j: XML Injection in Class: Element. Methods: addElement, addAttribute which can impact the integrity of XML documents
1628702 – CVE-2018-14642 undertow: Infoleak in some circumstances where Undertow can serve data from a random buffer

5. References:

https://access.redhat.com/security/cve/CVE-2018-10934
https://access.redhat.com/security/cve/CVE-2018-14642
https://access.redhat.com/security/cve/CVE-2018-1000632
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=core.service.rhsso&version=7.2
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.2/

6. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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