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Sicherheit: Zwei Probleme in tomcat
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in tomcat
ID: RHSA-2020:3308-01
Distribution: Red Hat
Plattformen: Red Hat JBoss Web Server
Datum: Di, 4. August 2020, 23:30
Referenzen: https://access.redhat.com/security/cve/CVE-2020-13935
https://access.redhat.com/security/cve/CVE-2020-13934
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=webserver&downloadType=securityPatches&version=5.3
Applikationen: Apache Tomcat

Originalnachricht

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

Synopsis: Important: Red Hat JBoss Web Server 5.3.2 security update
Advisory ID: RHSA-2020:3308-01
Product: Red Hat JBoss Web Server
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3308
Issue date: 2020-08-04
CVE Names: CVE-2020-13934 CVE-2020-13935
=====================================================================

1. Summary:

Updated Red Hat JBoss Web Server 5.3.2 packages are now available for Red
Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise
Linux 8 and Windows.

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 5.3.2 serves as a replacement for
Red Hat JBoss Web Server 5.3.1, and includes bug fixes, enhancements, and
component upgrades, which are documented in the Release Notes, linked to in
the References.

Security Fix(es):

* tomcat: OutOfMemoryException caused by HTTP/2 connection leak could lead
to DoS (CVE-2020-13934)
* tomcat: multiple requests with invalid payload length in a WebSocket
frame could lead to DoS (CVE-2020-13935)

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 for the
update. You must be logged in to download the update.

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

1857024 - CVE-2020-13935 tomcat: multiple requests with invalid payload length
in a WebSocket frame could lead to DoS
1857040 - CVE-2020-13934 tomcat: OutOfMemoryException caused by HTTP/2
connection leak could lead to DoS

5. References:

https://access.redhat.com/security/cve/CVE-2020-13934
https://access.redhat.com/security/cve/CVE-2020-13935
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=webserver&downloadType=securityPatches&version=5.3
https://access.redhat.com/documentation/en-us/red_hat_jboss_web_server/5.3/

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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