CVE-2011-3417
The Forms Authentication feature in the ASP.NET subsystem in Microsoft .NET Framework 1.1 SP1, 2...
CVE-2011-3417 is a high vulnerability (CVSS 9.3) in Microsoft Windows 7, published December 30, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 34.3%, the 98th percentile. No source names a fixed version.
- Severity
- 9.3 HighCVSS 2.0, NVD
- Exploit chance
- 34.3%EPSS, 98th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
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, 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."
Exploit likelihood
Affected products
What each source reports
NVD Score used
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."
- Record
CVE-2011-3417- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE ListNo score
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."
- Record
CVE-2011-3417- Updated
- 2026-11-02
EUVDEUVD-2011-3380No score
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."
- Record
EUVD-2011-3380- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4wfc-x9hh-8qhvNo score
The Forms Authentication feature in the ASP.NET subsystem in Microsoft .NET Framework 1.1 SP1, 2...
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."
- Record
GHSA-4wfc-x9hh-8qhv- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
us-cert.gov/cas/techalerts/TA11-347A.html
docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-100
securityfocus.com/bid/51203
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14625
nvd.nist.gov/vuln/detail/CVE-2011-3417
github.com/advisories/GHSA-4wfc-x9hh-8qhv