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Microsoft Outlook Web Access (OWA) contains cross-site scripting vulnerability in the "Compose New Message" form

Vulnerability Note VU#435444

Original Release Date: 2003-10-16 | Last Revised: 2003-10-16


There is a cross-site scripting vulnerability in Microsoft Outlook Web Access.


The "Compose New Message" form of the Outlook Web Access (OWA) component of Microsoft Exchange 5.5 contains a cross-site scripting vulnerability. For more information about cross-site scripting vulnerabilities, see
For more information on this particular cross-site scripting vulnerability, see Microsoft Security Bulletin MS03-047.


If an attacker can trick or entice a user to follow a link, the attacker can execute script as the victim in the context of the zone in which the Outlook server resides. For example, this could permit the attacker to gain access to messages stored on the server.


Apply a patch as described in Microsoft Security Bulletin MS03-047.

Vendor Information


Microsoft Corporation Affected

Updated:  October 15, 2003



Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.


See Microsoft Security Bulletin MS03-047.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

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Our thanks to Microsoft for the information contained in their bulletin. Microsoft has credited Ory Segal of Sanctum Inc. for discovering the vulnerability.

This document was written by Shawn Hernan based on information in Microsoft Security Bulletin MS03-047.

Other Information

CVE IDs: CVE-2003-0712
Severity Metric: 14.18
Date Public: 2003-10-15
Date First Published: 2003-10-16
Date Last Updated: 2003-10-16 18:48 UTC
Document Revision: 5

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