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AUSCERT Security Bulletin
ASB-2010.0158
A number of vulnerabilities have been identified in Trend
Micro Interscan Web Security Virtual Appliance 5.0
29 June 2010
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AusCERT Security Bulletin Summary
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Product: Trend Micro Interscan Web Security Virtual Appliance 5.0
Operating System: VMWare ESX Server
VMWare ESXi 3.5
Impact/Access: Unauthorised Access -- Existing Account
Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Cross-site Request Forgery -- Remote with User Interaction
Resolution: Patch/Upgrade
Member content until: Thursday, July 29 2010
OVERVIEW
A number of vulnerabilities have been identified in Trend Micro
Interscan Web Security Virtual Appliance 5.0.
IMPACT
The vendor has provided the following information regarding these
vulnerabilities:
"Account with administrative and reporter privileges are able to
download arbitrary system files from the IWSVA console." [1]
"Using the path-traverse technique and 'Local Privilege Escalation'
vulnerability, attackers can send arbitrary commands to IWSVA." [1]
"IWSVA 5.0 is vulnerable to CSRF attacks. Attackers are able to steal
the IWSS session and change the IWSVA configurations." [1]
MITIGATION
The vendor has recommended applying the latest critical patch to
correct these vulnerabilities. [1]
REFERENCES
[1] InterScan(TM) Web Security Virtual Appliance 5.0 Critical Patch -
Build 1386
http://www.trendmicro.com/ftp/documentation/readme/iwsva_50_ar64_en_cp1386_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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