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

Synopsis:          Moderate: Red Hat AMQ Broker 7.8.2 release and security update
Advisory ID:       RHSA-2021:2689-01
Product:           Red Hat JBoss AMQ
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2689
Issue date:        2021-07-12
Keywords:          amq,messaging,integration,broker
Cross references:  RHBA-2021:77314-01
CVE Names:         CVE-2020-27223 CVE-2021-3425 CVE-2021-21290 
                   CVE-2021-21295 CVE-2021-21409 CVE-2021-28163 
                   CVE-2021-28164 CVE-2021-28165 
=====================================================================

1. Summary:

Red Hat AMQ Broker 7.8.2 is now available from the Red Hat Customer Portal.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 7.8.2 serves as a replacement for Red
Hat AMQ Broker 7.8.1, 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):

* jetty: request containing multiple Accept headers with a large number of
"quality" parameters may lead to DoS (CVE-2020-27223)

* Red Hat AMQ Broker: discloses JDBC username and password in the
application log file (CVE-2021-3425)

* netty: Information disclosure via the local system temporary directory
(CVE-2021-21290)

* netty: possible request smuggling in HTTP/2 due missing validation
(CVE-2021-21295)

* netty: Request smuggling via content-length header (CVE-2021-21409)

* jetty: Symlink directory exposes webapp directory contents
(CVE-2021-28163)

* jetty: Ambiguous paths can access WEB-INF (CVE-2021-28164)

* jetty: Resource exhaustion when receiving an invalid large TLS frame
(CVE-2021-28165)

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/):

1927028 - CVE-2021-21290 netty: Information disclosure via the local system temporary directory
1934116 - CVE-2020-27223 jetty: request containing multiple Accept headers with a large number of "quality" parameters may lead to DoS
1936629 - CVE-2021-3425 Red Hat AMQ Broker: discloses JDBC username and password in the application log file
1937364 - CVE-2021-21295 netty: possible request smuggling in HTTP/2 due missing validation
1944888 - CVE-2021-21409 netty: Request smuggling via content-length header
1945710 - CVE-2021-28163 jetty: Symlink directory exposes webapp directory contents
1945712 - CVE-2021-28164 jetty: Ambiguous paths can access WEB-INF
1945714 - CVE-2021-28165 jetty: Resource exhaustion when receiving an invalid large TLS frame

5. References:

https://access.redhat.com/security/cve/CVE-2020-27223
https://access.redhat.com/security/cve/CVE-2021-3425
https://access.redhat.com/security/cve/CVE-2021-21290
https://access.redhat.com/security/cve/CVE-2021-21295
https://access.redhat.com/security/cve/CVE-2021-21409
https://access.redhat.com/security/cve/CVE-2021-28163
https://access.redhat.com/security/cve/CVE-2021-28164
https://access.redhat.com/security/cve/CVE-2021-28165
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&product=jboss.amq.broker&version=7.8.2
https://access.redhat.com/documentation/en-us/red_hat_amq/2020.q4/

6. Contact:

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

Copyright 2021 Red Hat, Inc.
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