Kerberos: Denial of Service -- Remote/Unauthenticated

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                         AUSCERT Security Bulletin

                               ASB-2013.0036
          Vulnerabilities have been identified in MIT Kerberos 5
                               6 March 2013

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

Product:              Kerberos
Operating System:     UNIX variants (UNIX, Linux, OSX)
Impact/Access:        Denial of Service -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
CVE Names:            CVE-2013-1415 CVE-2012-1016 
Member content until: Friday, April  5 2013
Reference:            ASB-2013.0027

OVERVIEW

        Vulnerabilities have been identified in MIT Kerberos 5 prior to Release
        1.10.4. [1]


IMPACT

        The vendor has provided the following details regarding this
        vulnerability:
        
        "Fix null PKINIT pointer dereference vulnerabilities [CVE-2012-1016, 
        CVE-2013-1415]". [1]


MITIGATION

        The vendor recommends updating to the latest version of Kerberos to
        correct this issue. [1]


REFERENCES

        [1] Kerberos 5 Release 1.10.4
            http://web.mit.edu/kerberos/www/krb5-1.10/

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.

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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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