13 September 2016
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.2136 Security Bulletin: Open Redirect vulnerability in WebSphere Application Server Liberty (CVE-2016-3040) 13 September 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Application Server Liberty Publisher: IBM Operating System: AIX HP-UX IBM i Linux variants Solaris Windows z/OS Impact/Access: Provide Misleading Information -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2016-3040 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg21986715 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Open Redirect vulnerability in WebSphere Application Server Liberty (CVE-2016-3040) Security Bulletin 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 #: 1986715 Modified date: 2016-09-12 Summary There is a potential for an open redirect vulnerability when using WebSphere Application Server Liberty Profile. Vulnerability Details CVEID: CVE-2016-3040 DESCRIPTION: IBM WebSphere Application Server Liberty could allow a remote attacker to conduct phishing attacks, caused by an open redirect vulnerability. An attacker could exploit this vulnerability to redirect a victim to arbitrary Web sites. CVSS Base Score: 6.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114636 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N) Affected Products and Versions This vulnerability affects IBM WebSphere Application Server Liberty Remediation/Fixes The recommended solution is to apply the interim fix, Fix Pack or PTF containing APAR PI63929 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 PI63929 - --OR-- Apply Fix Pack 220.127.116.11 or later (targeted to be available 16 September 2016). Workarounds and Mitigations none 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 12 September 2016: 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 firstname.lastname@example.org 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. 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