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AUSCERT Security Bulletin
ASB-2009.1090
Cross-Site Scripting vulnerability in IBM Lotus Notes
21 September 2009
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AusCERT Security Bulletin Summary
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Product: IBM Lotus Notes
Operating System: Linux variants
Mac OS X
Windows
Impact/Access: Cross-site Scripting -- Remote with User Interaction
Resolution: Patch/Upgrade
Member content until: Wednesday, October 21 2009
OVERVIEW
A security vulnerability has been identifed in IBM Lotus Notes
versions 8.0 and 8.5.
IMPACT
The vendor has provided the following information regarding this
vulnerability:
"IBM Lotus Notes 8.x (Standard Configuration) clients include a
built-in RSS feed reader which allows you to receive regular RSS
updates from Web sites. In certain circumstances end users may find
themselves vulnerable to a cross-site scripting exploit." [1]
MITIGATION
IBM have offered 3 methods to mitigate this vulnerability. Users
can either download a patch, disable the pop-up preview window
notes client preference or disable feeds via a desktop policy. [1]
Details on these mitigations are available on the vendor's website. [1]
REFERENCES
[1] Response to 'IBM Lotus Notes 8.5 RSS Widget Privilege Escalation
http://www-01.ibm.com/support/docview.wss?uid=swg21403834&myns=swglotus&mynp=OCSSKTWP&mync=E
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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