AusCERT - ASB-2010.0136 - [Appliance] BIG-IP: Denial of service

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ASB-2010.0136 - [Appliance] BIG-IP: Denial of service - Remote/unauthenticated
Date: 03 June 2010
References: ESB-2010.0352.2 ESB-2010.0469 ASB-2010.0164

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                         AUSCERT Security Bulletin

                               ASB-2010.0136
                  Multiple vulnerabilities in F5 products
                                3 June 2010

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

Product:              BIG-IP LTM 10.1.0
                      BIG-IP GTM 10.1.0
                      BIG-IP ASM 10.1.0
                      BIG-IP Link Controller 10.1.0
                      BIG-IP WebAccelerator 10.1.0
                      BIG-IP PSM 10.1.0
                      BIG-IP WAN Optimization 10.1.0
                      BIG-IP APM 10.1.0
                      BIG-IP Edge 10.1.0
                      Enterprise Manager 2.0
                      ARX 5.1.0 - 5.1.5
Operating System:     Network Appliance
Impact/Access:        Denial of Service -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
CVE Names:            CVE-2010-0740  
Member content until: Saturday, July  3 2010
Reference:            ESB-2010.0469
                      ESB-2010.0352.2

Comment: Please note that registering an account on the f5 website is 
         required to view the vendor's advisories.

OVERVIEW

        f5 has released an advisory regarding a denial of service 
        vulnerability affecting multiple products.


IMPACT

        (CVE-2010-0740)
        
        A malformed record in a TLS connection can trigger a denial of
        service via the ssl3_get_record function in OpenSSL version
        0.9.8f through to version 0.9.8m. [1]


MITIGATION

        f5 has provided patches for their products. Please see the 
        vendor's bulletin for details. [1]


REFERENCES

        [1] SOL11533: OpenSSL vulnerability - CVE-2010-0740
            https://support.f5.com/kb/en-us/solutions/public/11000/500/sol11533.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

===========================================================================
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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