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                         AUSCERT Security Bulletin

                               ASB-2010.0107
           Updates released for 3Com H3C S9500E/S12500 switches
                               20 April 2010

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

Product:              3Com H3C S9500E Switch
                      3Com H3C S12500 Switch
Operating System:     Network Appliance
Impact/Access:        Denial of Service -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
Member content until: Thursday, May 20 2010

OVERVIEW

        A vulnerability has been identified in 3Com H3C S9500E/S12500 
        switches.


IMPACT

        The vendor has provided the following information regarding this
        vulnerability:
        
        "When the client web input a special url to perform portal 
        authentication, the S12500 device will reboot exceptionally." [1,2]
        
        This vulnerability is present in S9500E [1] and S12500 [2] switches.


MITIGATION

        Users can update to the 1230P01 release to correct this vulnerability.
        Detailed instructions for updating to this release are available in
        the vendor's release notes [1,2].


REFERENCES

        [1] H3C S9500E-CMW520-R1230P01 Release Notes
            http://support.3com.com/documents/H3C/switches/9500/H3C_S9500E_CMW5.20.R1230P01_Release_Notes.pdf

        [2] H3C S12500-CMW520-R1230P01 Release Notes
            http://support.3com.com/documents/H3C/switches/12500/H3C_S12500_CMW5.20.R1230P01_Release_Notes.pdf

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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