ESB-2018.2734 - [RedHat] Red Hat JBoss Web Server: Denial of service - Remote/unauthenticated 2018-09-13

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2734
         Important: Red Hat JBoss Web Server 3.1.0 Service Pack 5
                        security and bug fix update
                             13 September 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Red Hat JBoss Web Server
Publisher:         Red Hat
Operating System:  Red Hat
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1336  

Reference:         ESB-2018.2162
                   ESB-2018.2125.2

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2018:2700

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                   Red Hat Security Advisory

Synopsis:          Important: Red Hat JBoss Web Server 3.1.0 Service Pack 5 security and bug fix update
Advisory ID:       RHSA-2018:2700-01
Product:           Red Hat JBoss Web Server
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:2700
Issue date:        2018-09-12
CVE Names:         CVE-2018-1336 
=====================================================================

1. Summary:

An update is now available for Red Hat JBoss Web Server 3.1.

Red Hat Product Security has rated this release 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 JBoss Web Server is a fully integrated and certified set of
components for hosting Java web applications. It is comprised of the Apache
HTTP Server, the Apache Tomcat Servlet container, Apache Tomcat Connector
(mod_jk), JBoss HTTP Connector (mod_cluster), Hibernate, and the Tomcat
Native library.

This release of Red Hat JBoss Web Server 3.1 Service Pack 5 serves as a
replacement for Red Hat JBoss Web Server 3.1, and includes bug fixes, which
are documented in the Release Notes document linked to in the References.

Security Fix(es):

* tomcat: A bug in the UTF-8 decoder can lead to DoS (CVE-2018-1336)

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 Red Hat JBoss Web Server
installation (including all applications and configuration files).

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

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

1607591 - CVE-2018-1336 tomcat: A bug in the UTF-8 decoder can lead to DoS

5. References:

https://access.redhat.com/security/cve/CVE-2018-1336
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=webserver&downloadType=securityPatches&version=3.1
https://access.redhat.com/documentation/en-us/red_hat_jboss_web_server/3.1/html-single/red_hat_jboss_web_server_3.1_service_pack_5_release_notes/index

6. 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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