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TITLE:
Microsoft .NET Framework Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA22307

VERIFY ADVISORY:
http://secunia.com/advisories/22307/

CRITICAL:
Less critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
Microsoft .NET Framework 2.x
http://secunia.com/product/6456/

DESCRIPTION:
A vulnerability has been reported in ASP.NET 2.0, which can be
exploited by malicious people to conduct cross-site scripting
attacks.

Certain input is not properly sanitised before being returned to the
user. This can be exploited to execute arbitrary code in a users
browser-session associated with a vulnerable website.

Successful exploitation requires that the "AutoPostBack" feature is
set to "true" (not the default setting).

SOLUTION:
Apply patch:

Microsoft .NET Framework 2.0:
http://www.microsoft.com/downloads/details.aspx?FamilyId=34C375AA-2F54-4416-B1FC-B73378492AA6

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Jaswinder Hayre.

ORIGINAL ADVISORY:
MS06-056 (KB922770):
http://www.microsoft.com/technet/security/Bulletin/MS06-056.mspx

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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.

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