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Red Hat Security Advisory 2020-1521-01

Red Hat Security Advisory 2020-1521-01
Posted Apr 21, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-1521-01 - 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 Tomcat Servlet container, JBoss HTTP Connector, the PicketLink Vault extension for Apache Tomcat, and the Tomcat Native library. This release of Red Hat JBoss Web Server 5.3 serves as a replacement for Red Hat JBoss Web Server 5.2, and includes bug fixes, enhancements, and component upgrades, which are documented in the Release Notes, linked to in the References. Issues addressed include a privilege escalation vulnerability.

tags | advisory, java, web
systems | linux, redhat
advisories | CVE-2019-12418, CVE-2019-17563, CVE-2019-17569, CVE-2020-1935, CVE-2020-1938
MD5 | c60aa435de8678a1ff26836010ad236b

Red Hat Security Advisory 2020-1521-01

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

Synopsis: Important: Red Hat JBoss Web Server 5.3 release
Advisory ID: RHSA-2020:1521-01
Product: Red Hat JBoss Web Server
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1521
Issue date: 2020-04-21
CVE Names: CVE-2019-12418 CVE-2019-17563 CVE-2019-17569
CVE-2020-1935 CVE-2020-1938
=====================================================================

1. Summary:

Red Hat JBoss Web Server 5.3.0 zip release for RHEL 6, RHEL 7, RHEL 8 and
Microsoft Windows is available.

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
Tomcat Servlet container, JBoss HTTP Connector (mod_cluster), the
PicketLink Vault extension for Apache Tomcat, and the Tomcat Native
library.

This release of Red Hat JBoss Web Server 5.3 serves as a replacement for
Red Hat JBoss Web Server 5.2, and includes bug fixes, enhancements, and
component
upgrades, which are documented in the Release Notes, linked to in the
References.

Security Fix(es):

* tomcat: Apache Tomcat AJP File Read/Inclusion Vulnerability
(CVE-2020-1938)
* tomcat: local privilege escalation (CVE-2019-12418)
* tomcat: session fixation (CVE-2019-17563)
* tomcat: Regression in handling of Transfer-Encoding header allows for
HTTP request smuggling (CVE-2019-17569)
* tomcat: Mishandling of Transfer-Encoding header allows for HTTP request
smuggling (CVE-2020-1935)

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 this update, make sure all previously released errata
relevant to your system have been applied.

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

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

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

1785699 - CVE-2019-12418 tomcat: local privilege escalation
1785711 - CVE-2019-17563 tomcat: session fixation when using FORM authentication
1806398 - CVE-2020-1938 tomcat: Apache Tomcat AJP File Read/Inclusion Vulnerability
1806835 - CVE-2020-1935 tomcat: Mishandling of Transfer-Encoding header allows for HTTP request smuggling
1806849 - CVE-2019-17569 tomcat: Regression in handling of Transfer-Encoding header allows for HTTP request smuggling

5. References:

https://access.redhat.com/security/cve/CVE-2019-12418
https://access.redhat.com/security/cve/CVE-2019-17563
https://access.redhat.com/security/cve/CVE-2019-17569
https://access.redhat.com/security/cve/CVE-2020-1935
https://access.redhat.com/security/cve/CVE-2020-1938
https://access.redhat.com/security/updates/classification/#important

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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