Microsoft just updated the following security bulletin again:

- MS10-070 - Important: Vulnerability in ASP.NET Could Allow Information Disclosure (2418042) - Version:2.0



MS10-070 - Important: Vulnerability in ASP.NET Could Allow Information Disclosure (2418042) - Version:2.0

Severity Rating: Important - Revision Note: V2.0 (September 30, 2010): Revised this bulletin to announce that the updates are now available through all distribution channels, including Windows Update and Microsoft Update. Also added an update FAQ to describe additional clarifications and corrections to the bulletin.

Summary: This security update resolves a publicly disclosed vulnerability in ASP.NET. The vulnerability could allow information disclosure. An attacker who successfully exploited this vulnerability could read data, such as the view state, which was encrypted by the server. This vulnerability can also be used for data tampering, which, if successfully exploited, could be used to decrypt and tamper with the data encrypted by the server. Microsoft .NET Framework versions prior to Microsoft .NET Framework 3.5 Service Pack 1 are not affected by the file content disclosure portion of this vulnerability.

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