Microsoft ASP.NET Authentication Bypass Elevation of Privilege (MS11-100; CVE-2011-3416)

An elevation of privilege vulnerability has been reported in Microsoft ASP.NET...

Microsoft ASP.NET and PHP Hash Collision Denial of Service - Specific (CVE-2011-3414)

A denial of service vulnerability has been reported in Microsoft ASP.NET and PHP. The vulnerability is caused due to the way common web framework implementations use hash tables to map parameters and values of web requests. A remote attacker may exploit this vulnerability by generating multiple...

SEC Consult SA-20111230-0 :: Critical authentication bypass in Microsoft ASP.NET Forms - CVE-2011-3416

SEC Consult Vulnerability Lab Security Advisory 20111230-0 ======================================================================= title: Microsoft ASP.NET Forms Authentication Bypass product: Microsoft .NET Framework vulnerable version: Microsoft .NET Framework Version:4.0.30319; ASP.NET...

n.runs-SA-2011.004 - web programming languages and platforms - DoS through hash table

n.runs AG http://www.nruns.com/ securityatnruns.com n.runs-SA-2011.004 28-Dec-2011 Vendors: PHP, http://www.php.net Oracle, http://www.oracle.com Microsoft, http://www.microsoft.com Python, http://www.python.org Ruby, http://www.ruby.org Google, http://www.google.com Affected Products: PHP 4 and ...

Microsoft ASP.NET and PHP Hash Collision Denial of Service (CVE-2011-3414)

A denial of service vulnerability has been reported in Microsoft ASP.NET and PHP. The vulnerability is caused due to the way common web framework implementations use hash tables to map parameters and values of web requests. A remote attacker may exploit this vulnerability by generating multiple...

CVE-2011-3414

The CaseInsensitiveHashProvider.getHashCode function in the HashTable implementation in the ASP.NET subsystem in Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, whic...

CVE-2011-3415

Open redirect vulnerability in the Forms Authentication feature in the ASP.NET subsystem in Microsoft .NET Framework 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted return URL, aka "Insecure Redirect in...

CVE-2011-3416

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."...

CVE-2011-3417

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, ak...

Authentication flaw

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."...

Authentication flaw

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, ak...

Design/Logic Flaw

The CaseInsensitiveHashProvider.getHashCode function in the HashTable implementation in the ASP.NET subsystem in Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, whic...

Open redirect

Open redirect vulnerability in the Forms Authentication feature in the ASP.NET subsystem in Microsoft .NET Framework 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted return URL, aka "Insecure Redirect in...

CVE-2011-3415

Open redirect vulnerability in the Forms Authentication feature in the ASP.NET subsystem in Microsoft .NET Framework 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted return URL, aka "Insecure Redirect in...

CVE-2011-3414

The ASP.NET subsystem in Microsoft .NET Framework versions 1.1 SP1, 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 is vulnerable to a denial of service (DoS) condition. The root cause is the CaseInsensitiveHashProvider.getHashCode function in the HashTable implementation, which fails to restrict the ability to...

CVE-2011-3416

CVE-2011-3416 affects Microsoft .NET Framework's ASP.NET Forms Authentication, allowing remote authenticated users to obtain access to arbitrary user accounts via a crafted username. Affected: .NET Framework 1.1 SP1, 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0. The issue is addressed by MS11-100; vulnerable...

CVE-2011-3414

The CaseInsensitiveHashProvider.getHashCode function in the HashTable implementation in the ASP.NET subsystem in Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.5 SP1, 3.5.1, and 4.0 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, whic...

CVE-2011-3417

The CVE-2011-3417 entry concerns the ASP.NET Forms Authentication feature in Microsoft .NET Framework (1.1 SP1, 2.0 SP2, 3.5 SP1, 3.5.1, 4.0). When sliding expiry is enabled, cached content is not handled properly, allowing remote attackers to access arbitrary user accounts via a crafted URL (For...

CVE-2011-3415

CVE-2011-3415 is an open redirect vulnerability in the ASP.NET Forms Authentication component of Microsoft .NET Framework (2.0 SP2, 3.5 SP1, 3.5.1, 4.0). The issue arises during return URL validation in the login flow, allowing remote attackers to redirect victims to arbitrary sites and potential...

CVE-2011-3416

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."...