Microsoft .NET Framework Cross-Site Scripting Vulnerability - Advisories

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Microsoft .NET Framework Cross-Site Scripting Vulnerability

Secunia Advisory:	SA22307
Release Date:	2006-10-10
Last Update:	2006-10-11

Critical:	Less critical
Impact:	Cross Site Scripting
Where:	From remote
Solution Status:	Vendor Patch

Software:	Microsoft .NET Framework 2.x

CVE reference:	CVE-2006-3436 (Secunia mirror)

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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). Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, scan using the Network Software Inspector. Solution: Apply patch: Microsoft .NET Framework 2.0: http://www.microsoft.com/downloads/de...=34C375AA-2F54-4416-B1FC-B73378492AA6 Provided and/or discovered by: The vendor credits Jaswinder Hayre. Changelog: 2006-10-11: Added link to US-CERT. Original Advisory: MS06-056 (KB922770): http://www.microsoft.com/technet/security/Bulletin/MS06-056.mspx Other References: US-CERT VU#455604: http://www.kb.cert.org/vuls/id/455604



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise. Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

2 Related Secunia Security Advisories

1. Microsoft .NET Framework Multiple Vulnerabilities

2. Microsoft ASP.NET URL Validation Security Bypass

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