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Red Hat: RHSA-2020-2506-01 Critical JBoss Web Server 5.3.1 RCE Update

red hat
Calendar Grey June 10, 2020
Dist Redhat Esm H88
Apache Tomcat Server 9.0.12 update resolves critical vulnerabilities, notably in cross-site scripting controls.
Updated Red Hat JBoss Web Server 5.3.1 packages are now available for Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, and Red Hat Enterprise Linux 8

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

Summary

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 5.3.1 serves as a replacement for Red Hat JBoss Web Server 5.3.0, 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 Remote Code Execution via session persistence (CVE-2020-9484)
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.

Topics%20covered

Topics Covered

security advisory Red Hat software update remote code execution important JBoss Web Server session persistence

References

https://access.redhat.com/security/cve/CVE-2020-9484 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat JBoss Web Server 5.3 for RHEL 6 Server:
Source: jws5-tomcat-9.0.30-4.redhat_5.1.el6jws.src.rpm jws5-tomcat-native-1.2.23-5.redhat_5.el6jws.src.rpm
i386: jws5-tomcat-native-1.2.23-5.redhat_5.el6jws.i686.rpm jws5-tomcat-native-debuginfo-1.2.23-5.redhat_5.el6jws.i686.rpm
noarch: jws5-tomcat-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-admin-webapps-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-docs-webapp-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-el-3.0-api-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-javadoc-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-jsp-2.3-api-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-lib-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-selinux-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-servlet-4.0-api-9.0.30-4.redhat_5.1.el6jws.noarch.rpm jws5-tomcat-webapps-9.0.30-4.redhat_5.1.el6jws.noarch.rpm
x86_64: jws5-tomcat-native-1.2.23-5.redhat_5.el6jws.x86_64.rpm jws5-tomcat-native-debuginfo-1.2.23-5.redhat_5.el6jws.x86_64.rpm
Red Hat JBoss Web Server 5.3 for RHEL 7 Server:
Source: jws5-tomcat-9.0.30-4.redhat_5.1.el7jws.src.rpm jws5-tomcat-native-1.2.23-5.redhat_5.el7jws.src.rpm
noarch: jws5-tomcat-9.0.30-4.redhat_5.1.el7jws.noarch.rpm jws5-tomcat-admin-webapps-9.0.30-4.redhat_5.1.el7jws.noarch.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:2506-01
Product: Red Hat JBoss Web Server
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2506
Issue date: 2020-06-10

Topic

Updated Red Hat JBoss Web Server 5.3.1 packages are now available for RedHat Enterprise Linux 6, Red Hat Enterprise Linux 7, and Red Hat EnterpriseLinux 8.Red Hat Product Security has rated this release as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat software update remote code execution important JBoss Web Server session persistence

Relevant Releases Architectures

Red Hat JBoss Web Server 5.3 for RHEL 6 Server - i386, noarch, x86_64

Red Hat JBoss Web Server 5.3 for RHEL 7 Server - noarch, x86_64

Red Hat JBoss Web Server 5.3 for RHEL 8 - noarch, x86_64

Bugs Fixed

1838332 - CVE-2020-9484 tomcat: deserialization flaw in session persistence storage leading to RCE

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