CVE-2011-3417 Auth bypass in n/a
Remote attackers can bypass authentication and access arbitrary user accounts via crafted URLs when sliding expiry is enabled in ASP.NET Forms Authentication.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2011-3417?
CVE-2011-3417 is a critical authentication bypass vulnerability in Microsoft Windows 7, published on 30 Dec 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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."
Weakness: CWE-264
Which versions are affected by CVE-2011-3417?
It affects 5 products.
Products include Microsoft Windows 7, Microsoft Windows Server 2003, Microsoft Windows Server 2008, Microsoft Windows Vista, Microsoft Windows Xp.
How do I fix CVE-2011-3417?
No fix has been published for CVE-2011-3417 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2011-3417 being exploited?
There is no known exploitation of CVE-2011-3417 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 7
- CVE-2015-1635 Microsoft HTTP.sys Remote Code Execution
- CVE-2015-2360 Microsoft Win32k Privilege Escalation
- CVE-2014-6324 Microsoft Kerberos Key Distribution Center (KDC) Privilege Escalation
- CVE-2014-6332 Microsoft Windows Object Linking & Embedding (OLE) Automation Array Remote Code Execution
- CVE-2014-4148 Microsoft Windows Remote Code Execution
Sources
Also known as GHSA-4wfc-x9hh-8qhv.