Microsoft Outlook Critical Vulnerability

2006.01.12
Risk: High
Local: Yes
Remote: Yes
CWE: CWE-noinfo


CVSS Base Score: 7.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

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: http://www.microsoft.com/technet/security/Bulletin/MS06-003.mspx 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. http://www.ngssoftware.com/disclosure.pdf NGSSoftware Insight Security Research http://www.ngssoftware.com http://www.databasesecurity.com/ http://www.nextgenss.com/ +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 -- The information contained in this email and any subsequent correspondence is private, is solely for the intended recipient(s) and may contain confidential or privileged information. For those other than the intended recipient(s), any disclosure, copying, distribution, or any other action taken, or omitted to be taken, in reliance on such information is prohibited and may be unlawful. If you are not the intended recipient and have received this message in error, please inform the sender and delete this mail and any attachments. The views expressed in this email do not necessarily reflect NGS policy. NGS accepts no liability or responsibility for any onward transmission or use of emails and attachments having left the NGS domain.


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