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                         AUSCERT Security Bulletin

                               ASB-2009.1162
        Denial of Service vulnerability in Novell Client v4.91 SP5
                             17 December 2009

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

Product:              Novell Client v4.91 SP5
Operating System:     Windows Server 2003
                      Windows XP
Impact/Access:        Denial of Service -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
Member content until: Saturday, January 16 2010

OVERVIEW

        Novell have released a patch for the Novell Client v4.91 SP5,
        correcting a remote denial of service vulnerability.


IMPACT

        The vendor has provided the following information regarding these
        vulnerabilities:
        
        "Also, an updated nwsetup.dll module which corrects a potential security
        vulnerability" [1]


MITIGATION

        Instructions on installing the patch are available from the Novell
        website. [1]


REFERENCES

        [1] Novell Client 4.91 Post-SP5 NWFILTER 2
            http://download.novell.com/Download?buildid=_irXXsMLXyo~

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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