Microsoft .NET Framework ASP.NET Padding Oracle Information Disclosure Vulnerability
Severity: MEDIUM
CVE Identifier: CVE-2010-3332
DESCRIPTION
Microsoft .NET Framework 1.1 SP1, 2.0 SP1 and SP2, 3.5, 3.5 SP1, 3.5.1, and 4.0, as used for ASP.NET in Microsoft Internet Information Services (IIS), provides detailed error codes during decryption attempts, which allows remote attackers to decrypt and modify encrypted View State (aka __VIEWSTATE) form data, and possibly forge cookies or read application files, via a padding oracle attack, aka "ASP.NET Padding Oracle Vulnerability."
TREND MICRO PROTECTION INFORMATION
Apply associated Trend Micro DPI Rules.
SOLUTION
PATCH: http://www.microsoft.com/technet/security/Bulletin/MS10-070.mspx
Trend Micro Deep Security DPI Rule Number: 1004409
Trend Micro Deep Security DPI Rule Name: 1004409 - Microsoft .NET Framework ASP.NET 'Padding Oracle' Information Disclosure Vulnerability
AFFECTED SOFTWARE AND VERSION
- Microsoft .NET Framework 1.0
- Microsoft .NET Framework 1.1
- Microsoft .NET Framework 2.0
- Microsoft .NET Framework 3.5
- Microsoft .NET Framework 3.5.1
- Microsoft .NET Framework 4.0