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AUSCERT External Security Bulletin Redistribution
ESB-2017.1298
Moderate: jboss-ec2-eap security, bug fix, and enhancement update
19 May 2017
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AusCERT Security Bulletin Summary
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Product: jboss-ec2-eap
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 6
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-9606
Reference: ESB-2017.1277
Original Bulletin:
https://access.redhat.com/errata/RHSA-2017:1260
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Red Hat Security Advisory
Synopsis: Moderate: jboss-ec2-eap security, bug fix, and enhancement update
Advisory ID: RHSA-2017:1260-01
Product: Red Hat JBoss Enterprise Application Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2017:1260
Issue date: 2017-05-18
CVE Names: CVE-2016-9606
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1. Summary:
An update for jboss-ec2-eap is now available for Red Hat JBoss Enterprise
Application Platform 6.4 for RHEL 6.
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. Relevant releases/architectures:
Red Hat JBoss Enterprise Application Platform 6.4 for RHEL 6 Server - noarch
3. Description:
The jboss-ec2-eap packages provide scripts for Red Hat JBoss Enterprise
Application Platform running on the Amazon Web Services (AWS) Elastic
Compute Cloud (EC2).
With this update, the jboss-ec2-eap package has been updated to ensure
compatibility with Red Hat JBoss Enterprise Application Platform 6.4.15.
Security Fix(es):
* It was discovered that under certain conditions RESTEasy could be forced
to parse a request with YamlProvider, resulting in unmarshalling of
potentially untrusted data. An attacker could possibly use this flaw
execute arbitrary code with the permissions of the application using
RESTEasy. (CVE-2016-9606)
Red Hat would like to thank Moritz Bechler (AgNO3 GmbH & Co. KG) for
reporting these issues.
4. Solution:
Before applying this update, back up your existing Red Hat JBoss Enterprise
Application Platform installation and deployed applications.
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1400644 - CVE-2016-9606 Resteasy: Yaml unmarshalling vulnerable to RCE
6. Package List:
Red Hat JBoss Enterprise Application Platform 6.4 for RHEL 6 Server:
Source:
jboss-ec2-eap-7.5.15-3.Final_redhat_3.ep6.el6.src.rpm
noarch:
jboss-ec2-eap-7.5.15-3.Final_redhat_3.ep6.el6.noarch.rpm
jboss-ec2-eap-samples-7.5.15-3.Final_redhat_3.ep6.el6.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2016-9606
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-US/JBoss_Enterprise_Application_Platform/
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2017 Red Hat, Inc.
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