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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: Red Hat AMQ Broker 7.6 release and security update
Advisory ID:       RHSA-2020:0922-01
Product:           Red Hat JBoss AMQ
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:0922
Issue date:        2020-03-23
Keywords:          amq,messaging,integration,broker
Cross references:  RHEA-2020:51700-01
CVE Names:         CVE-2019-0222 CVE-2019-9511 CVE-2019-9512 
                   CVE-2019-9514 CVE-2019-9515 CVE-2019-9516 
                   CVE-2019-9517 CVE-2019-9518 CVE-2019-10241 
                   CVE-2019-10247 CVE-2019-16869 CVE-2019-20444 
                   CVE-2019-20445 CVE-2020-7238 
=====================================================================

1. Summary:

Red Hat AMQ Broker 7.6 is now available from the Red Hat 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:

AMQ Broker is a high-performance messaging implementation based on ActiveMQ
Artemis. It uses an asynchronous journal for fast message persistence, and
supports multiple languages, protocols, and platforms. 

This release of Red Hat AMQ Broker 7.6.0 serves as a replacement for Red
Hat AMQ Broker 7.5.0, and includes security and bug fixes, and
enhancements. For further information, refer to the release notes linked to
in the References section.

Security Fix(es):

* netty: HTTP request smuggling (CVE-2019-20444)

* netty: HttpObjectDecoder.java allows Content-Length header to accompanied
by second Content-Length header (CVE-2019-20445)

* jetty: HTTP/2: large amount of data requests leads to denial of service
(CVE-2019-9511)

* jetty: HTTP/2: flood using PING frames results in unbounded memory growth
(CVE-2019-9512)

* jetty: HTTP/2: flood using HEADERS frames results in unbounded memory
growth (CVE-2019-9514)

* jetty: HTTP/2: flood using SETTINGS frames results in unbounded memory
growth (CVE-2019-9515)

* jetty: HTTP/2: 0-length headers lead to denial of service (CVE-2019-9516)

* jetty: HTTP/2: request for large response leads to denial of service
(CVE-2019-9517)

* jetty: HTTP/2: flood using empty frames results in excessive resource
consumption (CVE-2019-9518)

* jetty: using specially formatted URL against DefaultServlet or
ResourceHandler leads to XSS conditions (CVE-2019-10241)

* jetty: error path information disclosure (CVE-2019-10247)

* mqtt-client: activemq: Corrupt MQTT frame can cause broker shutdown
(CVE-2019-0222)

* netty: HTTP request smuggling by mishandled whitespace before the colon
in HTTP headers (CVE-2019-16869)

* netty: HTTP Request Smuggling due to Transfer-Encoding whitespace
mishandling (CVE-2020-7238)

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/):

1696012 - CVE-2019-0222 activemq: Corrupt MQTT frame can cause broker shutdown
1705924 - CVE-2019-10241 jetty: using specially formatted URL against DefaultServlet or ResourceHandler leads to XSS conditions
1705993 - CVE-2019-10247 jetty: error path information disclosure
1735645 - CVE-2019-9512 HTTP/2: flood using PING frames results in unbounded memory growth
1735744 - CVE-2019-9514 HTTP/2: flood using HEADERS frames results in unbounded memory growth
1735745 - CVE-2019-9515 HTTP/2: flood using SETTINGS frames results in unbounded memory growth
1735749 - CVE-2019-9518 HTTP/2: flood using empty frames results in excessive resource consumption
1741860 - CVE-2019-9511 HTTP/2: large amount of data requests leads to denial of service
1741864 - CVE-2019-9516 HTTP/2: 0-length headers lead to denial of service
1741868 - CVE-2019-9517 HTTP/2: request for large response leads to denial of service
1758619 - CVE-2019-16869 netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers
1796225 - CVE-2020-7238 netty: HTTP Request Smuggling due to Transfer-Encoding whitespace mishandling
1798509 - CVE-2019-20445 netty: HttpObjectDecoder.java allows Content-Length header to accompanied by second Content-Length header
1798524 - CVE-2019-20444 netty: HTTP request smuggling

5. References:

https://access.redhat.com/security/cve/CVE-2019-0222
https://access.redhat.com/security/cve/CVE-2019-9511
https://access.redhat.com/security/cve/CVE-2019-9512
https://access.redhat.com/security/cve/CVE-2019-9514
https://access.redhat.com/security/cve/CVE-2019-9515
https://access.redhat.com/security/cve/CVE-2019-9516
https://access.redhat.com/security/cve/CVE-2019-9517
https://access.redhat.com/security/cve/CVE-2019-9518
https://access.redhat.com/security/cve/CVE-2019-10241
https://access.redhat.com/security/cve/CVE-2019-10247
https://access.redhat.com/security/cve/CVE-2019-16869
https://access.redhat.com/security/cve/CVE-2019-20444
https://access.redhat.com/security/cve/CVE-2019-20445
https://access.redhat.com/security/cve/CVE-2020-7238
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&product=jboss.amq.broker&version=7.6.0&productChanged=yes
https://access.redhat.com/documentation/en-us/red_hat_amq/7.6/

6. Contact:

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

Copyright 2020 Red Hat, Inc.
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