[RHSA-2020:2113-01] Important: Red Hat Single Sign-On 7.3.8 security update

[Security announcements for all Red Hat products and services.]

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                   Red Hat Security Advisory

Synopsis:          Important: Red Hat Single Sign-On 7.3.8 security update
Advisory ID:       RHSA-2020:2113-01
Product:           Red Hat Single Sign-On
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:2113
Issue date:        2020-05-12
CVE Names:         CVE-2018-14371 CVE-2019-10174 CVE-2020-6950 
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1. Summary:

A security update is now available for Red Hat Single Sign-On 7.3 from the
Customer Portal.

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.

2. Description:

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 asynchronous patch is a security update for the Undertow package in
Red Hat Single Sign-On 7.3.8. 

Security Fix(es):

* infinispan: invokeAccessibly method from ReflectionUtil class allows to
invoke private methods (CVE-2019-10174)

* mojarra: Path traversal in ResourceManager.java:getLocalePrefix() via the
loc parameter (CVE-2018-14371)

* Mojarra: Path traversal via either the loc parameter or the con
parameter, incomplete fix of CVE-2018-14371 (CVE-2020-6950)

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.

3. 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).

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

1607709 - CVE-2018-14371 mojarra: Path traversal in ResourceManager.java:getLocalePrefix() via the loc parameter
1703469 - CVE-2019-10174 infinispan: invokeAccessibly method from ReflectionUtil class allows to invoke private methods
1805006 - CVE-2020-6950 Mojarra: Path traversal via either the loc parameter or the con parameter, incomplete fix of CVE-2018-14371

5. References:

https://access.redhat.com/security/cve/CVE-2018-14371
https://access.redhat.com/security/cve/CVE-2019-10174
https://access.redhat.com/security/cve/CVE-2020-6950
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=core.service.rhsso&downloadType=securityPatches&version=7.3
https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.3/

6. Contact:

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

Copyright 2020 Red Hat, Inc.
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