11 February 2015
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2015.0342 Security Bulletin: Open Source GNU C library (glibc) vulnerability affects IBM Workload Deployer (CVE-2015-0235) 11 February 2015 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Workload Deployer Publisher: IBM Operating System: Network Appliance Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2015-0235 Reference: ASB-2015.0014 ESB-2015.0340 ESB-2015.0339 ESB-2015.0338 ESB-2015.0298 ESB-2015.0295 ESB-2015.0287 ESB-2015.0286 ESB-2015.0281 ESB-2015.0275 ESB-2015.0264 ESB-2015.0255 ESB-2015.0245 ESB-2015.0227 ESB-2015.0219.2 ESB-2015.0212 ESB-2015.0203 ESB-2015.0190 ESB-2015.0188 Original Bulletin: http://www-01.ibm.com/support/docview.wss?uid=swg21696600 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Open Source GNU C library (glibc) vulnerability affects IBM Workload Deployer (CVE-2015-0235) Security Bulletin Document information More support for: IBM Workload Deployer Security Software version: 3.1, 184.108.40.206, 220.127.116.11, 18.104.22.168, 22.214.171.124 Operating system(s): Firmware Reference #: 1696600 Modified date: 2015-02-10 Summary A vulnerability has been discovered in the way that the glibc library handles DNS lookups. Vulnerability Details CVEID: CVE-2015-0235 DESCRIPTION: The gethostbyname functions of the GNU C Library (glibc) are vulnerable to a buffer overflow. A remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the targeted process or cause the process to crash. This issue is being referred to as the "Ghost" vulnerability. CVSS Base Score: 7.6 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/100386 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:N/AC:H/Au:N/C:C/I:C/A:C) Affected Products and Versions IBM Workload Deployer version 3.1 and later Remediation/Fixes The solution is to apply the IBM Workload Deployer emergency fix to deployed Red Hat Linux virtual machines: 1. Import the emergency fix into the Emergency Fix catalogue. 2. Apply this emergency fix to the deployed Red Hat Linux virtual machine instances. The glibc will be upgraded to 2.12-1.149.el6_6.5. Product VRMF Remediation/Fix IBM Workload Deployer Release 3.1 and later V126.96.36.199 emergency fix, http://www-933.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/WebSphere/IBM+Workload+Deployer&release=188.8.131.52&platform=All&function=fixId&fixids=HV_RHEL6_X64_GLIBC_IWD_EFIX&includeSupersedes=0 This emergency fix can be applied to: IBM OS Image for Red Hat Linux System 2.0 IBM OS Image for Red Hat Linux Systems 184.108.40.206 IBM OS Image for Red Hat Linux Systems 220.127.116.11 IBM OS Image for Red Hat Linux Systems 18.104.22.168 IBM OS Image for Red Hat Linux Systems 22.214.171.124 IBM OS Image for Red Hat Linux Systems 126.96.36.199 IBM OS Image for Red Hat Linux Systems 188.8.131.52 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 Guide On-line Calculator V2 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 11 February 2015: 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 email@example.com 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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