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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2013.0403 Security Bulletin: Privilege escalation attacks possible due to improper file ownership/permissions in IBM InfoSphere Information Server (CVE-2012-5938). 19 March 2013 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM InfoSphere Information Server Publisher: IBM Operating System: AIX Solaris Linux variants HP-UX Impact/Access: Increased Privileges -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2012-5938 Original Bulletin: http://www-01.ibm.com/support/docview.wss?uid=swg21628844 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Privilege escalation attacks possible due to improper file ownership/permissions in IBM InfoSphere Information Server (CVE-2012-5938). Document information InfoSphere Information Server Software version: 8.1, 8.5, 8.7, 9.1 Operating system(s): AIX, HP-UX, Linux, Solaris Reference #: 1628844 Modified date: 2013-03-15 Flash (Alert) Abstract Security Bulletin: Privilege escalation attacks possible due to improper file ownership/permissions in IBM InfoSphere Information Server (CVE-2012-5938). Content VULNERABILITY DETAILS: CVE ID: CVE-2012-5938 DESCRIPTION: IBM InfoSphere Information Server installation creates files with inadequate permission restrictions that can lead to privilege escalation attacks. CVSS: CVSS Base Score: 7.2 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/80493 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) AFFECTED PRODUCTS: IBM InfoSphere Information Server Versions 8.1, 8.5, 8.7 and 9.1 running on all Linux/Unix platforms. REMEDIATION: The recommended solution is to apply the fix as soon as practical. Please see below for information on the fixes available. Fix: Version 8.1: - -- Contact IBM Information Server Support for information Versions 8.5: - --Apply the IBM InfoSphere Information Server 8.5 Information Services Framework (ISF) Security Patch Version 8.7: - --Apply the IBM InfoSphere Information Server 8.7 Information Services Framework (ISF) Security Patch Version 9.1 - --Contact IBM Information Server Support for information Workaround(s): None known. Mitigation: None known. REFERENCES: · Complete CVSS Guide · On-line Calculator V2 · X-Force Vulnerability Database http://xforce.iss.net/xforce/xfdb/80493 · CVE-2012-5938 RELATED INFORMATION: · IBM Secure Engineering Web Portal · IBM Product Security Incident Response Blog ACKNOWLEDGEMENT: CHANGE HISTORY: · 15 March 2013: Original copy *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 Flash. Note: 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. Copyright and trademark information IBM, the IBM logo and ibm.com are trademarks of International Business Machines Corp., registered in many jurisdictions worldwide. Other product and service names might be trademarks of IBM or other companies. A current list of IBM trademarks is available on the Web at "Copyright and trademark information" at www.ibm.com/legal/copytrade.shtml. - --------------------------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. 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