----------------------------------------------------------------------

Want to join the Secunia Security Team?

Secunia offers a position as a security specialist, where your daily
work involves reverse engineering of software and exploit code,
auditing of source code, and analysis of vulnerability reports.

http://secunia.com/secunia_security_specialist/

----------------------------------------------------------------------

TITLE:
Microsoft Exchange Server Outlook Web Access Script Insertion

SECUNIA ADVISORY ID:
SA20634

VERIFY ADVISORY:
http://secunia.com/advisories/20634/

CRITICAL:
Moderately critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
Microsoft Exchange Server 2003
http://secunia.com/product/1828/
Microsoft Exchange Server 2000
http://secunia.com/product/41/

DESCRIPTION:
A vulnerability has been reported in Microsoft Exchange Server, which
can be exploited by malicious people to conduct script insertion
attacks.

The vulnerability is caused due to an error within the Microsoft
Outlook Web Access (OWA) service when filtering scripts in e-mail
messages. This can be exploited to insert arbitrary HTML and script
code, which is executed in a user's browser session in context of an
affected site when a malicious e-mail message is viewed.

SOLUTION:
Apply patches.

Microsoft Exchange 2000 with Post-Service Pack 3 Update Rollup of
August 2004:
http://www.microsoft.com/downloads/details.aspx?FamilyId=746CE64E-3186-422B-A13B-004E7942189B

Microsoft Exchange Server 2003 SP1:
http://www.microsoft.com/downloads/details.aspx?FamilyId=0E192781-847F-41C1-B32A-84218DB60942

Microsoft Exchange Server 2003 SP2:
http://www.microsoft.com/downloads/details.aspx?FamilyId=C777BC9F-52B7-4F17-96C7-DAF3B9987D70

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Daniel Fabian, SEC Consult.

ORIGINAL ADVISORY:
MS06-029 (KB912442):
http://www.microsoft.com/technet/security/Bulletin/MS06-029.mspx

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------