CVE-2011-3416

N/A Unknown
Published: December 30, 2011 Modified: April 29, 2026
View on NVD

Description

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."

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.us-cert.gov/cas/techalerts/TA11-347A.html
Source: secure@microsoft.com
US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-100
Source: secure@microsoft.com
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14363
Source: secure@microsoft.com
http://www.us-cert.gov/cas/techalerts/TA11-347A.html
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-100
Source: af854a3a-2127-422b-91ae-364da2661108
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14363
Source: af854a3a-2127-422b-91ae-364da2661108

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
45.6%
99th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-264

Affected Vendors

microsoft

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