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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.2802 Security Bulletin: Multiple vulnerabilities in Samba, BIND and Libreswan affect IBM Netezza Host Management 24 November 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Netezza Host Management Publisher: IBM Operating System: Network Appliance Impact/Access: Access Privileged Data -- Remote with User Interaction Denial of Service -- Remote/Unauthenticated Provide Misleading Information -- Remote with User Interaction Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2016-3071 CVE-2016-2848 CVE-2016-2428 CVE-2016-2119 Reference: ESB-2016.2485 ESB-2016.2460 ESB-2016.2457 ESB-2016.1897 ESB-2016.1817 ESB-2016.1071 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg21994231 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Multiple vulnerabilities in Samba, BIND and Libreswan affect IBM Netezza Host Management Document information More support for: PureData System for Analytics Host Software version: 1.0.0 Operating system(s): Platform Independent Software edition: Enterprise Reference #: 1994231 Modified date: 23 November 2016 Security Bulletin Summary Samba, BIND and Libreswan are used by IBM Netezza Host Management. IBM Netezza Host Management has addressed the applicable CVEs. Vulnerability Details CVE-2016-2119 ===================================================================== == Subject: Client side SMB2/3 required signing can be downgraded == == CVE ID#: CVE-2016-2119 == == Versions: Samba 4.0.0 to 4.4.4 == == Summary: Even if effective value for "client signing" or == "client ipc signing" are "mandatory" it is possible == for an attacker to silently disable the signing checks == in the client code, if a protocol >= SMB 2.0 is used. == =========================================================== CVE-ID: CVE-2016-2848 Description: ISC BIND is vulnerable to a denial of service. By sending a specially crafted DNS packet with malformed options, a remote attacker could exploit this vulnerability to trigger an assertion failure. CVSS Base Score: 7.500 CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/118228 for more information CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) CVE-ID: CVE-2016-3071 Description: Libreswan is vulnerable to a denial of service, caused by an error in IKEv2 aes_xcbc transform. By sending a specially-crafted IKE packet, a remote attacker could exploit this vulnerability to cause the IKE daemon to crash and restart. CVSS Base Score: 5.300 CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/112389 for more information CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) Affected Products and Versions Affected Version CVE IBM Netezza Host Management 5.4.6.0 (and prior releases) CVE-2016-3071 CVE-2016-2119 CVE-2016-2428 Remediation/Fixes To resolve the reported CVEs for Red Hat Enterprise Linux (RHEL), and for the most-up-to-date software for the Netezza host operating system, update to the latest IBM Netezza Host Management release: Product VRMF Remediation/First Fix IBM Netezza Host Management 5.4.7.0 Link to Fix Central The Netezza Host Management software contains the latest RHEL updates for the operating systems certified for use on IBM Netezza/PureData System for Analytics appliances. IBM recommends upgrading to the latest Netezza Host Management version to ensure that your hosts have the latest fixes, security changes, and operating system updates. IBM Support can assist you with planning for the Netezza Host Management and operating system upgrades to your appliances. For more details on IBM Netezza Host Management security patching: Red Hat Enterprise Linux (RHEL) Security Patching for IBM PureData System for Analytics appliances Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v2 Guide On-line Calculator v2 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog *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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