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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.1597 Security Bulletin: Vulnerability in Oracle Outside In Technology affects IBM WebSphere Portal (CVE-2016-3455) 24 June 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Portal Publisher: IBM Operating System: AIX HP-UX IBM i Linux variants Solaris Windows z/OS Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2016-3455 Reference: ASB-2016.0043 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg21982388 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Vulnerability in Oracle Outside In Technology affects IBM WebSphere Portal (CVE-2016-3455) Security Bulletin Document information More support for: WebSphere Portal Software version: 6.1, 7.0, 8.0, 8.5 Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS Reference #: 1982388 Modified date: 2016-06-23 Summary Oracle Outside In Technology is used by and contained in IBM WebSphere Portal. A fix is available for a security vulnerability in Oracle Outside In Technology that affects IBM WebSphere Portal (CVE-2016-3455). Vulnerability Details CVEID: CVE-2016-3455 DESCRIPTION: An unspecified vulnerability in Oracle Fusion Middleware related to the Outside In Technology Outside In Filters component has complete confidentiality impact, partial integrity impact, and partial availability impact. CVSS Base Score: 9 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112406 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:N/AC:L/Au:N/C:C/I:P/A:P) Affected Products and Versions WebSphere Portal 8.5 WebSphere Portal 8.0 WebSphere Portal 7 WebSphere Portal 6.1 For unsupported versions IBM recommends upgrading to a fixed, supported version of the product. Remediation/Fixes The recommended solution is to apply Interim Fix PI61041 or a Cumulative Fix containing it as soon as practical. For 8.5.0 Upgrade to Cumulative Fix 11 (CF11). (Combined Cumulative Fixes for WebSphere Portal 8.5.0.0: http://www-01.ibm.com/support/docview.wss?uid=swg24037786) For 8.0.0 through 8.0.0.1 Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20) and then apply the Interim Fix PI61041. - --or-- Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 21 (CF21), targeted for 2Q 2016. (Combined Cumulative Fixes for WebSphere Portal 8.0.0.1: http://www-01.ibm.com/support/docview.wss?uid=swg24034497) For 7.0.0 through 7.0.0.2 Upgrade to Fix Pack 7.0.0.2 with Cumulative Fix 30 (CF30) and then apply the Interim Fix PI61041. (Combined Cumulative fixes for WebSphere Portal 7.0.0.2: http://www.ibm.com/support/docview.wss?uid=swg24029452) For 6.1.5.0 through 6.1.5.3 Upgrade to Fix Pack 6.1.5.3 with Cumulative Fix 27 (CF27) and then apply the Interim Fix PI61041. (Cumulative fixes for WebSphere Portal 6.1.5.3: http://www-01.ibm.com/support/docview.wss?uid=swg24023835) For 6.1.0.0 through 6.1.0.6 Upgrade to Fix Pack 6.1.0.6 with Cumulative Fix 27 (CF27) and then apply the Interim Fix PI61041. (Cumulative fixes for WebSphere Portal 6.1.0.6: http://www-01.ibm.com/support/docview.wss?uid=swg24023835) Workarounds and Mitigations As a workaround until the fix has been applied, you can disable the conversion of documents by removing the convertor entries in the file convertors.xml. Please follow the steps below to implement the workaround: 1. Stop the Portal Server. 2. Find convertors.xml for Portal version 6.1 check: <portal_server>/shared/app or <portal_server>lwo/preq.odc/shared/app for Portal version 7 and 8 check: <portal_server_root>/wp_profile/PortalServer/dcs 3. Backup this file to restore it after the fix has been applied. 4. Remove all <input> and <output> entries inside all <convertor> tags in the convertors.xml file as shown in the following example. Find all sections like this: <convertor> <input>application/vnd.openxmlformats-officedocument.wordprocessingml.document</input> <input>application/msword</input> <input>application/vnd.lotus-wordpro</input> <input>application/html</input> <input>application/rtf</input> ... <output>application/vnd.ibm-odcrte.zip</output> ... <property name="class" value="com.ibm.wps.odc.convert.text.Stellent2RTE"/> </convertor> and change them like this: <convertor> <property name="class" value="com.ibm.wps.odc.convert.text.Stellent2RTE"/> </convertor> 5. Restart the portal server. 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 v2 Guide On-line Calculator v2 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 23 June 2016: Original Version 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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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). 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