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                         AUSCERT Security Bulletin

                               ASB-2009.1035
                        OpenBSD BIND vulnerability
                               31 July 2009

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

Product:              BIND
Operating System:     OpenBSD
Impact/Access:        Denial of Service -- Remote/Unauthenticated
Resolution:           Patch
CVE Names:            CVE-2009-0696  
Member content until: Sunday, August 30 2009
Reference:            ASB-2009.1033

OVERVIEW

        A vulnerability has been identified in the BIND server of OpenBSD that
        can allow an attacker to crash the BIND server. [1]


IMPACT

        An attacker could crash the BIND server running on OpenBSD.


MITIGATION

        OpenBSD has released a patch to correct the problem.


REFERENCES

        [1] OpenBSD 4.6 errata
            http://www.openbsd.org/errata46.html

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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