National Cyber Awareness System

Vulnerability Summary for CVE-2011-3417

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, when sliding expiry is enabled, does not properly handle cached content, which allows remote attackers to obtain access to arbitrary user accounts via a crafted URL, aka "ASP.NET Forms Authentication Ticket Caching 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: BID

Name: 51203

Hyperlink:http://www.securityfocus.com/bid/51203

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:14625

Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:14625

References to Check Content

Identifier:oval:org.mitre.oval:def:14625

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

Hyperlink:http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:14625