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AA-2007.0009                  AUSCERT Advisory

                                   [Win]
                  Vulnerability in Trend Micro OfficeScan
                             20 February 2007
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        AusCERT Advisory Summary
        ------------------------

Product:              OfficeScan Corporate Edition 7.0 and 7.3
Operating System:     Windows
Impact:               Execute Arbitrary Code/Commands
Access:               Remote/Unauthenticated
Member content until: Tuesday, March 20 2007

OVERVIEW:
        
        A vulnerability has been reported in Trend Micro OfficeScan 
        Corporate Edition versions 7.0 and 7.3  If exploited, this 
        vulnerability may result in the remote execution of arbitrary code.


IMPACT: 

        According to information released by Trend Micro [1][2], OfficeScan
        clients installed using the web deployment are vulnerable to a buffer 
        overflow in the cached Active X control. Successful exploitation of 
        this vulnerability could occur if a user were to visit a malicious 
        website.


MITIGATION:

        Security patch 1344 resolves the issue for OfficeScan version 7.0 
        [1]. Security patch 1241 resolves the issue for OfficeScan version 
        7.3 [2].


REFERENCES:

        [1] Trend Micro OfficeScan Corporate Edition 7.0 Security Patch - 
            Build 1344 SetupINI modules
            http://www.trendmicro.com/ftp/documentation/readme/osce_70_win_en_securitypatch_1344_readme.txt

        [2] Trend Micro OfficeScan Corporate Edition 7.3 Security Patch - 
            Build 1241 SetupINI modules
            http://www.trendmicro.com/ftp/documentation/readme/osce_73_win_en_securitypatch_1241_readme.txt


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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