ESB-2018.1837 - [Win][Linux][IBM i][HP-UX][Solaris][AIX] IBM WebSphere Application Server : Access confidential data - Remote/unauthenticated 2018-06-22

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.1837
 Security Bulletin: Information disclosure in WebSphere Application Server
                               22 June 2018

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        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:     Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1614 CVE-2018-1553 

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22016887
   http://www.ibm.com/support/docview.wss?uid=swg22016218

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

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Security Bulletin: Information disclosure in WebSphere Application Server with
SAML (CVE-2018-1614)

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, Network
Deployment, Single Server

Reference #: 2016887

Modified date: 21 June 2018

Summary

There is a potential Information disclosure vulnerability in WebSphere
Application Server using SAML.

Vulnerability Details

CVEID: CVE-2018-1614
DESCRIPTION: IBM WebSphere Application Server using malformed SAML responses
from the SAML identity provider could allow a remote attacker to obtain
sensitive information.
CVSS Base Score: 5.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
144270 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N)

Affected Products and Versions

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

  o Version 9.0
  o Version 8.5
  o Version 8.0
  o Version 7.0

Remediation/Fixes

The recommended solution is to apply the interim fix, Fix Pack or PTF
containing APARs PI78804 for each named product as soon as practical.

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

For V9.0.0.0 through 9.0.0.8:
. Upgrade to minimal fix pack levels as required by interim fixes and then
apply Interim Fix PI78804           
- --OR--
. Apply Fix Pack 9.0.0.9 or later (targeted availability 3Q2018).

For V8.5.0.0 through 8.5.5.13:
. Upgrade to minimal fix pack levels as required by interim fixes and then
apply Interim Fix PI78804  
- --OR--
. Apply Fix Pack 8.5.5.14 or later (targeted availability 3Q2018).

For V8.0.0.0 through 8.0.0.15:
. Upgrade to a minimal fix pack levels as required by interim fix and then
apply Interim Fix PI78804

For V7.0.0.0 through 7.0.0.45:
. Upgrade to a minimal fix pack levels as required by interim fix and then
apply Interim Fix PI78804

WebSphere Application Server V7 and V8 are no longer in full support; IBM
recommends upgrading to a fixed, supported version/release/platform of the
product.

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

21 June 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: Information disclosure in WebSphere Application Server
Liberty (CVE-2018-1553)

Document information

More support for: WebSphere Application Server
Liberty

Software version: Not Applicable

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

Software edition: Liberty

Reference #: 2016218

Modified date: 21 June 2018

Summary

There is an information disclosure in WebSphere Application Server Liberty
using the SAML Web SSO feature.

Vulnerability Details

CVEID: CVE-2018-1553
DESCRIPTION: IBM WebSphere Application Server Liberty could allow a remote
attacker to obtain sensitive information, caused by mishandling of exceptions
by the SAML Web SSO feature.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
142890 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

Remediation/Fixes

The recommended solution is to apply the interim fix, Fix Pack or PTF
containing APAR PI96684  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 PI96884         
- --OR--
. Apply Liberty Fix Pack 18.0.0.2 or later (targeted availability 29 June
2018)

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

21 June 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--------------------

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