[VulnWatch] Microsoft Outlook Critical Vulnerability

John Heasman and Mark Litchfield of NGSSoftware have discovered a critical vulnerability
affecting Microsoft Outlook. The vulnerable versions include:

Microsoft Outlook 2000 (inc. Microsoft Office 2000 Service Pack 3 and Multilanguage packs)
Microsoft Outlook 2002 (inc. Microsoft Office XP Service Pack 3 and Multilingual UI packs)
Microsoft Outlook 2003 (inc. Microsoft Office 2003 Service Pack 1, Service Pack 2 and
Multilingual UI packs)

The vulnerability potentially allows execution of arbitrary code when the user previews
or opens a specially crafted email message.

The flaw has now been addressed and patches are available from:


NGSSoftware are going to withhold details of this flaw for three months. Full details will
be published on the 10th April 2006. This three month window will allow system
administrators the time needed to obtain the patch before the details are released to the
general public. This reflects NGSSoftware's approach to responsible disclosure.


NGSSoftware Insight Security Research
+44(0)208 401 0070

Mark Litchfield www.ngssoftware.com Tel: +44 208 40 100 70 Fax: +44 208 40 100 76 Cell: +1 253 414 4749


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