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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.2289 Security Bulletin: Multiple vulnerabilities affect IBM Streams 29 September 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Streams Publisher: IBM Operating System: Linux variants Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Provide Misleading Information -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2016-4449 CVE-2016-4448 CVE-2016-4447 CVE-2016-0729 CVE-2016-0359 Reference: ESB-2016.1398 ESB-2016.0502 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg21991061 http://www.ibm.com/support/docview.wss?uid=swg21991112 http://www.ibm.com/support/docview.wss?uid=swg21991050 Comment: This bulletin contains three (3) IBM security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: IBM Streams is affected by Libxml2 vulnerabilities (CVE-2016-4447, CVE-2016-4448, CVE-2016-4449) Security Bulletin Document information More support for: IBM Streams Software version: 1.2, 2.0, 3.0, 3.1, 3.2, 3.2.1, 4.0, 4.0.1, 4.1, 4.1.1 Operating system(s): Linux Software edition: All Editions Reference #: 1991061 Modified date: 2016-09-28 Summary A set of Libxml2 vulnerabilities were disclosed by the Libxml2 Project. Libxml2 is used by IBM Streams. IBM Streams has addressed the applicable CVEs. Vulnerability Details CVEID: CVE-2016-4447 DESCRIPTION: libxml2 is vulnerable to a denial of service, caused by a heap-based buffer overflow. By persuading a victim to open a specially crafted XML file, a remote attacker could overflow a buffer and cause the application to crash. CVSS Base Score: 4.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113522 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:N/A:L) CVEID: CVE-2016-4448 DESCRIPTION: libxml2 could allow a remote attacker to execute arbitrary code on the system, caused by a format string error. By using a specially crafted html file containing malicious format specifiers, a remote attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash. CVSS Base Score: 7.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113523 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:L/A:L) CVEID: CVE-2016-4449 DESCRIPTION: libxml2 could allow a remote attacker to obtain sensitive information, caused by a XML external entity (XXE) error when processing XML data by the XML parser. A remote attacker could exploit this vulnerability to obtain sensitive information. CVSS Base Score: 7.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113524 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N) Affected Products and Versions IBM Streams Version 4.1.1.1 and earlier IBM InfoSphere Streams Version 4.0.1.2 and earlier IBM InfoSphere Streams Version 3.2.1.5 and earlier IBM InfoSphere Streams Version 3.1.0.7 and earlier IBM InfoSphere Streams Version 3.0.0.5 and earlier IBM InfoSphere Streams Version 2.0.0.4 and earlier IBM InfoSphere Streams Version 1.2.1.0 Remediation/Fixes NOTE: Fix Packs are available on IBM Fix Central. Version 4.1.1: Apply 4.1.1 Fix Pack 2 (4.1.1.2) or higher. Version 4.0.1: Contact IBM Technical Support. Version 3.2.1: Contact IBM Technical Support. Version 3.1.0: Contact IBM Technical Support. Version 3.0.0: Contact IBM Technical Support. Versions 1.2 and 2.0: For version 1.x and 2.x, IBM recommends upgrading to a fixed, supported version/release/platform of the product. Customers who cannot upgrade and need to secure their installation should open a PMR with IBM Technical Support and request assistance securing their InfoSphere Streams system against the vulnerabilities identified in this Security Bulletin. Workarounds and Mitigations None Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 22 September 2016: Original version created *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: IBM Streams is affected by Open Source Apache Xerces-C XML parser Vulnerabilities (CVE-2016-0729) Security Bulletin Document information More support for: IBM Streams Software version: 1.2, 2.0, 3.0, 3.1, 3.2, 3.2.1, 4.0, 4.0.1, 4.1, 4.1.1 Operating system(s): Linux Software edition: All Editions Reference #: 1991112 Modified date: 2016-09-28 Summary IBM Streams is affected by Open Source Apache Xerces-C XML parser Vulnerabilities. IBM Streams has addressed this vulnerability. Vulnerability Details CVEID: CVE-2016-0729 DESCRIPTION: Apache Xerces-C XML Parser library is vulnerable to a denial of service, caused by improper bounds checking during processing and error reporting. By sending specially crafted input documents, an attacker could exploit this vulnerability to cause the library to crash or possibly execute arbitrary code on the system. CVSS Base Score: 7.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111028 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:L/A:L) Affected Products and Versions IBM Streams Version 4.1.1.1 and earlier IBM InfoSphere Streams Version 4.0.1.2 and earlier IBM InfoSphere Streams Version 3.2.1.5 and earlier IBM InfoSphere Streams Version 3.1.0.7 and earlier IBM InfoSphere Streams Version 3.0.0.5 and earlier IBM InfoSphere Streams Version 2.0.0.4 and earlier IBM InfoSphere Streams Version 1.2.1.0 Remediation/Fixes NOTE: Fix Packs are available on IBM Fix Central. Version 4.1.1: Apply 4.1.1 Fix Pack 2 (4.1.1.2) or higher. Version 4.0.1: Contact IBM Technical Support. Version 3.2.1: Contact IBM Technical Support. Version 3.1.0: Contact IBM Technical Support. Version 3.0.0: Contact IBM Technical Support. Versions 1.2 and 2.0: For version 1.x and 2.x, IBM recommends upgrading to a fixed, supported version/release/platform of the product. Customers who cannot upgrade and need to secure their installation should open a PMR with IBM Technical Support and request assistance securing their InfoSphere Streams system against the vulnerabilities identified in this Security Bulletin. Workarounds and Mitigations None Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 22 September 2016: Original version created *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: IBM Streams may be impacted by a vulnerability in WebSphere Liberty (CVE-2016-0359) Security Bulletin Document information More support for: IBM Streams Software version: 1.2, 2.0, 3.0, 3.1, 3.2, 3.2.1, 4.0, 4.0.1, 4.1, 4.1.1 Operating system(s): Linux Software edition: All Editions Reference #: 1991050 Modified date: 2016-09-28 Summary There is a HTTP response splitting attack vulnerability in IBM WebSphere Application Server Liberty which may impact IBM Streams. The IBM Streams team has addressed this vulnerability. Vulnerability Details CVEID: CVE-2016-0359 DESCRIPTION: IBM WebSphere Application Server is vulnerable to HTTP response splitting attacks. A remote attacker could exploit this vulnerability using specially- crafted URL to cause the server to return a split response, once the URL is clicked. This would allow the attacker to perform further attacks, such as Web cache poisoning, cross-site scripting, and possibly obtain sensitive information. CVSS Base Score: 6.1 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111929 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N) Affected Products and Versions IBM Streams Version 4.1.1.1 and earlier IBM InfoSphere Streams Version 4.0.1.2 and earlier IBM InfoSphere Streams Version 3.2.1.5 and earlier IBM InfoSphere Streams Version 3.1.0.7 and earlier IBM InfoSphere Streams Version 3.0.0.5 and earlier IBM InfoSphere Streams Version 2.0.0.4 and earlier IBM InfoSphere Streams Version 1.2.1.0 Remediation/Fixes NOTE: Fix Packs are available on IBM Fix Central. Version 4.1.1: Apply 4.1.1 Fix Pack 2 (4.1.1.2) or higher. Version 4.0.1: Contact IBM Technical Support. Version 3.2.1: Contact IBM Technical Support. Version 3.1.0: Contact IBM Technical Support. Version 3.0.0: Contact IBM Technical Support. Versions 1.2 and 2.0: For version 1.x and 2.x, IBM recommends upgrading to a fixed, supported version/release/platform of the product. Customers who cannot upgrade and need to secure their installation should open a PMR with IBM Technical Support and request assistance securing their InfoSphere Streams system against the vulnerabilities identified in this Security Bulletin. Workarounds and Mitigations None Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 22 September 2016: Original version created *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. 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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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