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                         AUSCERT Security Bulletin

                               ASB-2009.1152
                 Multiple Fix Packs available for IBM DB2
                              3 December 2009

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              DB2 Enterprise Server Edition
                      DB2 Workgroup Server
                      DB2 Express Server
                      DB2 Personal Edition
                      DB2 Connect Server
Operating System:     AIX
                      HP-UX
                      Linux variants
                      Solaris
                      Windows
Impact/Access:        Execute Arbitrary Code/Commands -- Existing Account      
                      Unauthorised Access             -- Remote/Unauthenticated
                      Increased Privileges            -- Existing Account      
Resolution:           Patch/Upgrade
CVE Names:            CVE-2009-4150  
Member content until: Saturday, January  2 2010

OVERVIEW

        IBM have released Fix Packs for DB2 9.7, DB2 9.5, DB2 9.1 and DB2 8
        correcting a number of security vulnerabilities.


IMPACT

        The vendor has provided the following information regarding these
        vulnerabilities: [1][2][3]
        
        * "USER WITHOUT SUFFICIENT PRIVILEGE COULD INSERT, UPDATE OR DELETE
           ROWS IN A TABLE."
        * "USER CAN PERFORM "SET SESSION AUTHORIZATION" WITHOUT
           SETSESSIONUSER PRIVILEGE."
        * "DASAUTO COMMAND CAN BE RUN BY NON-PRIVILEGED USERS"
        * "UNAUTHORIZED CONNECTIONS POSSIBLE ON DATABASE SERVERS WITH
           LDAP-BASED AUTHENTICATION"


MITIGATION

        IBM has released the following Fix Packs to resolve these issues:
        
        * IBM DB2 9.7 Fix Pack 1 [1]
        * IBM DB2 9.5 Fix Pack 4 [2]
        * IBM DB2 9.1 Fix Pack 8 [3]
        * IBM DB2 8 Fix Pack 18


REFERENCES

        [1] Security Vulnerabilities and HIPER APARs fixed in DB2 for Linux,
            UNIX, and Windows Version 9.7 Fix Pack 1
            http://www-01.ibm.com/support/docview.wss?uid=swg21412182

        [2] Security and HIPER APARs fixed in DB2 for Linux, UNIX, and Windows
            Version 9.5 Fix Pack 4
            http://www-01.ibm.com/support/docview.wss?uid=swg21386689

        [3] Security Vulnerabilities and HIPER APARs fixed in DB2 for Linux,
            UNIX, and Windows Version 9.1 Fix Pack 8
            http://www-01.ibm.com/support/docview.wss?uid=swg21403619

AusCERT has made every effort to ensure that the information contained
in this document is accurate.  However, the decision to use the information
described is the responsibility of each user or organisation. 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.

If you believe that your computer system has been compromised or attacked in 
any way, we encourage you to let us know by completing the secure National IT 
Incident Reporting Form at:

        http://www.auscert.org.au/render.html?it=3192

===========================================================================
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).
                On call after hours for member emergencies only.
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