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Red Hat Security Advisory

Synopsis: Important: Red Hat Single Sign-On 7.3.1 security update
Advisory ID: RHSA-2019:1140-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1140
Issue date: 2019-05-09
CVE Names: CVE-2018-11307 CVE-2018-12022 CVE-2018-12023
CVE-2018-14642 CVE-2018-14720 CVE-2018-14721
CVE-2019-3805 CVE-2019-3868 CVE-2019-3894
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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 release of Red Hat Single Sign-On 7.3.1 serves as a replacement for
Red Hat Single Sign-On 7.3.0, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.

Security Fix(es):

* keycloak: session hijack using the user access token (CVE-2019-3868)

* jackson-databind: Potential information exfiltration with default typing,
serialization gadget from MyBatis (CVE-2018-11307)

* jackson-databind: improper polymorphic deserialization of types from
Jodd-db
library (CVE-2018-12022)

* jackson-databind: improper polymorphic deserialization of types from
Oracle
JDBC driver (CVE-2018-12023)

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

* jackson-databind: exfiltration/XXE in some JDK classes (CVE-2018-14720)

* jackson-databind: server-side request forgery (SSRF) in axis2-jaxws class
(CVE-2018-14721)

* wildfly: Race condition on PID file allows for termination of arbitrary
processes by local users (CVE-2019-3805)

* wildfly: wrong SecurityIdentity for EE concurrency threads that are
reused
(CVE-2019-3894)

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/):

1628702 – CVE-2018-14642 undertow: Infoleak in some circumstances where Undertow can serve data from a random buffer
1660263 – CVE-2019-3805 wildfly: Race condition on PID file allows for termination of arbitrary processes by local users
1666423 – CVE-2018-14720 jackson-databind: exfiltration/XXE in some JDK classes
1666428 – CVE-2018-14721 jackson-databind: server-side request forgery (SSRF) in axis2-jaxws class
1671096 – CVE-2018-12023 jackson-databind: improper polymorphic deserialization of types from Oracle JDBC driver
1671097 – CVE-2018-12022 jackson-databind: improper polymorphic deserialization of types from Jodd-db library
1677341 – CVE-2018-11307 jackson-databind: Potential information exfiltration with default typing, serialization gadget from MyBatis
1679144 – CVE-2019-3868 keycloak: session hijack using the user access token
1682108 – CVE-2019-3894 wildfly: wrong SecurityIdentity for EE concurrency threads that are reused

5. References:

https://access.redhat.com/security/cve/CVE-2018-11307
https://access.redhat.com/security/cve/CVE-2018-12022
https://access.redhat.com/security/cve/CVE-2018-12023
https://access.redhat.com/security/cve/CVE-2018-14642
https://access.redhat.com/security/cve/CVE-2018-14720
https://access.redhat.com/security/cve/CVE-2018-14721
https://access.redhat.com/security/cve/CVE-2019-3805
https://access.redhat.com/security/cve/CVE-2019-3868
https://access.redhat.com/security/cve/CVE-2019-3894
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=core.service.rhsso&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@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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