National Cyber Awareness System

Vulnerability Summary for CVE-2011-3416

Overview

The Forms Authentication feature in the ASP.NET subsystem in Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 allows remote authenticated users to obtain access to arbitrary user accounts via a crafted username, aka "ASP.Net Forms Authentication Bypass Vulnerability."

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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US-CERT Technical Alert: TA11-347A

Name: TA11-347A

Hyperlink:http://www.us-cert.gov/cas/techalerts/TA11-347A.html

External Source: MS

Name: MS11-100

Type: Advisory

Hyperlink:http://technet.microsoft.com/security/bulletin/MS11-100

External Source: OVAL

Name: oval:org.mitre.oval:def:14363

Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:14363

References to Check Content

Identifier:oval:org.mitre.oval:def:14363

Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5

Hyperlink:http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:14363