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                         AUSCERT Security Bulletin

                               ASB-2010.0112
      A number of vulnerabilities have been identified in IBM DB2 9.1
                               23 April 2010

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

Product:              IBM DB2 9.1
Operating System:     AIX
                      HP-UX
                      Linux variants
                      Solaris
                      Windows
Impact/Access:        Denial of Service              -- Remote/Unauthenticated
                      Unauthorised Access            -- Remote/Unauthenticated
                      Provide Misleading Information -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
CVE Names:            CVE-2009-3555  
Member content until: Sunday, May 23 2010
Reference:            ASB-2009.1125.2

OVERVIEW

        A number of vulnerabilities have been identified in IBM DB2 9.1 prior
        to Fix Pack 9.


IMPACT

        The vendor has provided the following details regarding these
        vulnerabilities:
        
        "The scalar function REPEAT contains a buffer overrun defect that
        malcious user could manipulate to cause the DB2 server to trap.
        The vulnerability requires a valid database connection to
        exploit." [1]
        
        "SECURITY: TRANSPORT LAYER SECURITY (TLS) HANDSHAKE RENEGOTIATION WEAK 
        SECURITY CVE-2009-3555" [2]


MITIGATION

        The vendor has released an update to correct these vulnerabilities. [2]


REFERENCES

        [1] IC65922: SECURITY: BUFFER OVERRUN IN REPEAT UDF
            http://www-01.ibm.com/support/docview.wss?uid=swg1IC65922

        [2] Security Vulnerabilities and HIPER APARs fixed in DB2 for Linux,
            UNIX, and Windows Version 9.1 Fix Pack 9
            http://www-01.ibm.com/support/docview.wss?uid=swg21426108&myns=swgimgmt&mynp=OCSSEPGG&mync=E

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

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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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