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

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0791
           Multiple vulnerabilities have been identified in IBM
                       WebSphere Application Server
                               19 March 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM WebSphere Application Server
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   IBM i
                   Linux variants
                   Solaris
                   Windows
                   z/OS
Impact/Access:     Denial of Service              -- Remote/Unauthenticated
                   Provide Misleading Information -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-12624 CVE-2017-1788 

Reference:         ESB-2018.0789
                   ESB-2018.0291
                   ESB-2018.0212

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22013597
   http://www.ibm.com/support/docview.wss?uid=swg22012341

Comment: This bulletin contains two (2) IBM security advisories.

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: Denial of Service in Apache CXF used by WebSphere
Application Server (CVE-2017-12624)

Security Bulletin

Document information

More support for: WebSphere Application Server

Software version: 7.0, 8.0, 8.5, 9.0

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS

Software edition: Advanced, Base, Developer, Enterprise, Express, Liberty,
Network Deployment, Single Server

Reference #: 2013597

Modified date: 08 March 2018

Summary

There is a potential denial of service in Apache CXF that is used by WebSphere
Application Server.

Vulnerability Details


CVEID: CVE-2017-12624
DESCRIPTION: Apache CXF is vulnerable to a denial of service. By using a
specially crafted message attachment header, a remote attacker could exploit
this vulnerability to cause the JAX-WS and JAX-RS services stop responding.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
135095 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM WebSphere
Application Server:

  o Liberty
  o Version 9.0

Remediation/Fixes

The recommended solution is to apply the interim fix, Fix Pack or PTF
containing the APAR for each named product as soon as practical.

For WebSphere Application Server Liberty using JAXWS:

. Upgrade to minimal fix pack levels as required by interim fixes and then
apply Interim Fix PI92494           
- --OR--
. Apply Fix Pack 18.0.0.1 or later.

For WebSphere Application Server traditional using JAXRS:
For V9.0.0.0 through 9.0.0.6:
. Upgrade to minimal fix pack levels as required by interim fixes and then
apply Interim Fix PI92492  
- --OR--
. Apply Fix Pack 9.0.0.7 or later.

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support
alerts like this.

Important note

IBM strongly suggests that all System z customers be subscribed to the System z
Security Portal to receive the latest critical System z security and integrity
service. If you are not subscribed, see the instructions on the System z
Security web site. Security and integrity APARs and associated fixes will be
posted to this portal. IBM suggests reviewing the CVSS scores and applying all
security or integrity fixes as soon as possible to minimize any potential risk.

References

Complete CVSS v3 Guide
On-line Calculator v3


Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog


Change History

08 March 2018: original document published

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF
ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY
ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

- ---

Security Bulletin: Potential spoofing attack in WebSphere Application Server
(CVE-2017-1788)

Document information

More support for: WebSphere Application Server
General

Software version: 9.0

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS

Software edition: Advanced, Base, Developer, Enterprise, Express, Liberty,
Network Deployment, Single Server

Reference #: 2012341

Modified date: 14 March 2018

Security Bulletin

Summary

There is a potential spoofing attack in WebSphere Application Server using Form
Login.

Vulnerability Details


CVEID: CVE-2017-1788
DESCRIPTION: IBM WebSphere Application Server installations using Form Login
could allow a remote attacker to conducts spoofing attacks.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
137031 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM WebSphere
Application Server:

  o Liberty
  o Version 9.0

Remediation/Fixes

The recommended solution is to apply the interim fix, Fix Pack or PTF
containing APARs PI90980 for each named product as soon as practical.

For WebSphere Application Server Liberty:
. Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix PI90980         
- --OR--
. Apply Liberty Fix Pack 18.0.0.1 or later (targeted availability 1Q2018).

For WebSphere Application Server traditional and WebSphere Application Server
Hypervisor Edition:

For V9.0.0.0 through 9.0.0.6:
. Upgrade to minimal fix pack levels as required by interim fixes and then
apply Interim Fix PI90980
- --OR--
. Apply Fix Pack 9.0.0.7 or later (targeted availability 1Q2018).

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support
alerts like this.

Important note

IBM strongly suggests that all System z customers be subscribed to the System z
Security Portal to receive the latest critical System z security and integrity
service. If you are not subscribed, see the instructions on the System z
Security web site. Security and integrity APARs and associated fixes will be
posted to this portal. IBM suggests reviewing the CVSS scores and applying all
security or integrity fixes as soon as possible to minimize any potential risk.

References

Complete CVSS v3 Guide
On-line Calculator v3


Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog


Change History

14 March 2018: original document published

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF
ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY
ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=Ndrd
-----END PGP SIGNATURE-----