危険度: 中
  CVE識別番号: CVE-2010-3332

  概要

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."

  トレンドマイクロの対策

Apply associated Trend Micro DPI Rules.

  対応方法

  修正パッチ: 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

  影響を受けるソフトウェア

  • 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