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Red Hat Security Advisory 2018-2428-01

Red Hat Security Advisory 2018-2428-01
Posted Aug 15, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-2428-01 - 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 7.2.4 serves as a replacement for Red Hat Single Sign-On 7.2.3, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Issues addressed include denial of service and traversal vulnerabilities.

tags | advisory, web, denial of service, vulnerability
systems | linux, redhat
advisories | CVE-2017-12624, CVE-2018-1000180, CVE-2018-10237, CVE-2018-10862, CVE-2018-10912, CVE-2018-8039
MD5 | b7f5e94b3fe341dd249dd5e53290aa95

Red Hat Security Advisory 2018-2428-01

Change Mirror Download
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====================================================================
Red Hat Security Advisory

Synopsis: Important: Red Hat Single Sign-On 7.2.4 security update
Advisory ID: RHSA-2018:2428-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2018:2428
Issue date: 2018-08-15
CVE Names: CVE-2017-12624 CVE-2018-8039 CVE-2018-10237
CVE-2018-10862 CVE-2018-10912 CVE-2018-1000180
====================================================================
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 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 7.2 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 7.2.4 serves as a replacement for
Red Hat Single Sign-On 7.2.3, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.

Security Fix(es):

* guava: Unbounded memory allocation in AtomicDoubleArray and
CompoundOrdering classes allow remote attackers to cause a denial of
service (CVE-2018-10237)

* bouncycastle: flaw in the low-level interface to RSA key pair generator
(CVE-2018-1000180)

* cxf: Improper size validation in message attachment header for JAX-WS and
JAX-RS services (CVE-2017-12624)

* wildfly: wildfly-core: Path traversal can allow the extraction of .war
archives to write arbitrary files (CVE-2018-10862)

* cxf-core: apache-cxf: TLS hostname verification does not work correctly
with com.sun.net.ssl.* (CVE-2018-8039)

* keycloak: infinite loop in session replacement leading to denial of
service (CVE-2018-10912)

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, 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/):

1515976 - CVE-2017-12624 cxf: Improper size validation in message attachment header for JAX-WS and JAX-RS services
1573391 - CVE-2018-10237 guava: Unbounded memory allocation in AtomicDoubleArray and CompoundOrdering classes allow remote attackers to cause a denial of service
1588306 - CVE-2018-1000180 bouncycastle: flaw in the low-level interface to RSA key pair generator
1593527 - CVE-2018-10862 wildfly-core: Path traversal can allow the extraction of .war archives to write arbitrary files (Zip Slip)
1595332 - CVE-2018-8039 apache-cxf: TLS hostname verification does not work correctly with com.sun.net.ssl.*
1607624 - CVE-2018-10912 keycloak: infinite loop in session replacement leading to denial of service

5. JIRA issues fixed (https://issues.jboss.org/):

RHSSO-1429 - CVE-2018-10912 [7.2.z] Replace command might fail and cause endless loop when cache owners >= 2

6. References:

https://access.redhat.com/security/cve/CVE-2017-12624
https://access.redhat.com/security/cve/CVE-2018-8039
https://access.redhat.com/security/cve/CVE-2018-10237
https://access.redhat.com/security/cve/CVE-2018-10862
https://access.redhat.com/security/cve/CVE-2018-10912
https://access.redhat.com/security/cve/CVE-2018-1000180
https://access.redhat.com/security/updates/classification/#important
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/?version=7.2

7. Contact:

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

Copyright 2018 Red Hat, Inc.
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