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Category:   Application (Web Server/CGI)  >   Red Hat JBoss Vendors:   Red Hat
Red Hat JBoss EAP RichFaces Access Control Bug Lets Remote Users Execute Arbitrary Code on the Target System
SecurityTracker Alert ID:  1042037
SecurityTracker URL:  http://securitytracker.com/id/1042037
CVE Reference:   CVE-2018-14667   (Links to External Site)
Date:  Nov 6 2018
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Red Hat JBoss. A remote user can execute arbitrary code on the target system.

A remote user can send a specially crafted UserResource RichFaces expression language that contains a tainted java serialized object org.ajax4jsf.resource.UserResource$UriData expression that will trigger deserialization after clearing white list protections. As a result, arbitrary code may be executed on the target system.

Joao Filho Matos Figueiredo reported this vulnerability.

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   Red Hat has issued a fix.

The Red Hat advisory is available at:

https://access.redhat.com/errata/RHSA-2018:3517
https://access.redhat.com/errata/RHSA-2018:3518

Vendor URL:  access.redhat.com/errata/RHSA-2018:3517 (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Red Hat Enterprise)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Nov 7 2018 (Red Hat Issues Fix) Red Hat JBoss EAP RichFaces Access Control Bug Lets Remote Users Execute Arbitrary Code on the Target System
Red Hat has issued a fix for Red Hat Enterprise Linux.
Nov 13 2018 (Red Hat Issues Fix) Red Hat JBoss EAP RichFaces Access Control Bug Lets Remote Users Execute Arbitrary Code on the Target System
Red Hat has issued a fix for Red Hat Enterprise Linux.



 Source Message Contents

Subject:  [RHSA-2018:3517-01] Critical: JBoss Enterprise Application Platform 5.2.0 security update

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Critical: JBoss Enterprise Application Platform 5.2.0 security update
Advisory ID:       RHSA-2018:3517-01
Product:           Red Hat JBoss Enterprise Application Platform
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:3517
Issue date:        2018-11-06
CVE Names:         CVE-2018-14667 
=====================================================================

1. Summary:

An update is now available for Red Hat JBoss Enterprise Application
Platform 5 for Red Hat Enterprise Linux 5.

Red Hat Product Security has rated this update as having a security impact
of Critical. 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 5 for RHEL 5 Server - noarch
Red Hat JBoss Enterprise Application Platform 5 for RHEL 6 Server - noarch

3. Description:

Red Hat JBoss Enterprise Application Platform is a platform for Java
applications based on the JBoss Application Server.

This asynchronous patch is a security update for the RichFaces package in
Red Hat JBoss Enterprise Application Platform 5.2.

Security Fix(es):

* RichFaces: Expression Language injection via UserResource allows for
unauthenticated remote code execution (CVE-2018-14667)

See https://access.redhat.com/solutions/3660371 for specific information
regarding this flaw.

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank Joao Filho Matos Figueiredo for reporting this
issue.

4. Solution:

Before applying this update, back up your existing JBoss Enterprise
Application Platform installation (including all applications and
configuration files) and make sure all previously-released errata relevant
to your system have been applied.

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

1639139 - CVE-2018-14667 RichFaces: Expression Language injection via UserResource allows for unauthenticated remote code execution
1640767 - Tracker bug for the EAP 5.2.0 release for RHEL-5.

6. Package List:

Red Hat JBoss Enterprise Application Platform 5 for RHEL 5 Server:

Source:
richfaces-3.3.1-9.SP3_patch_03.ep5.el5.src.rpm

noarch:
richfaces-3.3.1-9.SP3_patch_03.ep5.el5.noarch.rpm
richfaces-cdk-3.3.1-9.SP3_patch_03.ep5.el5.noarch.rpm
richfaces-demo-3.3.1-9.SP3_patch_03.ep5.el5.noarch.rpm
richfaces-docs-3.3.1-9.SP3_patch_03.ep5.el5.noarch.rpm
richfaces-framework-3.3.1-9.SP3_patch_03.ep5.el5.noarch.rpm
richfaces-root-3.3.1-9.SP3_patch_03.ep5.el5.noarch.rpm
richfaces-ui-3.3.1-9.SP3_patch_03.ep5.el5.noarch.rpm

Red Hat JBoss Enterprise Application Platform 5 for RHEL 6 Server:

Source:
richfaces-3.3.1-6.SP3_patch_03.ep5.el6.src.rpm

noarch:
richfaces-3.3.1-6.SP3_patch_03.ep5.el6.noarch.rpm
richfaces-demo-3.3.1-6.SP3_patch_03.ep5.el6.noarch.rpm
richfaces-framework-3.3.1-6.SP3_patch_03.ep5.el6.noarch.rpm
richfaces-root-3.3.1-6.SP3_patch_03.ep5.el6.noarch.rpm
richfaces-ui-3.3.1-6.SP3_patch_03.ep5.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-2018-14667
https://access.redhat.com/security/updates/classification/#critical
https://access.redhat.com/solutions/3660371
https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/5/

8. Contact:

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

Copyright 2018 Red Hat, Inc.
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