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Security Bulletin: Man in the middle vulnerability in WebSphere Application Server Liberty (CVE-2014-3603)

Security Bulletin


There is a man in the middle vulnerability in WebSphere Application Server Liberty. This vulnerability has been addressed.

Vulnerability Details

CVEID: CVE-2014-3603
DESCRIPTION: Shibboleth Identity Provider (IdP) and OpenSAML Java could allow a remote attacker to conduct spoofing attacks, caused by the failure to verify that the server hostname matches a domain name in the subject''s Common Name (CN) or subjectAltName field of the X.509 certificate. A man-in-the-middle attacker could exploit this vulnerability using an arbitrary valid spoof SSL servers.
CVSS Base Score: 6.5
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N)

Affected Products and Versions

These vulnerabilities affect the following versions and releases of IBM WebSphere Application Server:

  • Liberty


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 wsSecurity-1.1 or samlWeb-2.0 feature:

· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH17678
· Apply Fix Pack or later (targeted availability 4Q2019).

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Change History

29 October 2019: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.


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.

Document Location


[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Component":"Liberty","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF012","label":"IBM i"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"},{"code":"PF035","label":"z\/OS"}],"Version":"All Versions","Edition":"Liberty","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
29 October 2019