4055267 Security and Quality Rollup for the .NET Framework 2.0 SP2, 3.0 SP2, 4.5.2, and 4.6 updates for Windows Server 2008 SP2 (KB 4055267). How to obtain and install the update Method 1: Windows Update. This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically.

Enhanced Key Usage (EKU) is described in RFC 5280 in section 4.2.1.12: This extension indicates one or more purposes for which the certified public key may be used, in addition to or in place of the basic purposes that are indicated in the key usage extension.For example, a certificate that’s used for the authentication of a client to a server must be configured for Client Authentication.

View products that this article applies to. Introduction. This August 2017 Update for Windows Server 2008 Service Pack 2 (SP2), Windows 7 Service Pack 1 (SP1) and Windows Server 2008 R2 SP1 includes cumulative reliability improvements in the .NET Framework 4.5.2.

A vulnerability in certain .NET Framework APIs that parse URLs. An attacker who successfully exploits this vulnerability could use it to bypass security logic that's intended to make sure that a user-provided URL belonged to a specific host name or a subdomain of that host name.

The English (United States) version of this update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC).

Summary. This update resolves a vulnerability in Microsoft .NET Framework that could cause denial of service when .NET Framework and .NET core components process XML documents incorrectly.

Resolves a vulnerability in the Microsoft .NET Framework that could allow remote code execution when the .NET Framework fails to properly validate input before loading libraries. An attacker who successfully exploits this vulnerability could take control of an affected system. The attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.

Resolves vulnerabilities in the Microsoft .NET Framework that could allow remote code execution if a user visits a specially crafted website or opens a specially crafted document. This update addresses the vulnerabilities by correcting how the Windows font library handles embedded fonts.

1 Common Language Runtime (CLR) 2 Windows Presentation Foundation (WPF) Additional information about this update. For more information about this update as it relates to Windows 7 SP1 and Windows Server 2008 R2 SP1, see the following article in the Microsoft Knowledge Base:

1 Common Language Runtime (CLR). Additional information about this update. For more information about this update as it relates to Windows 7 SP1 and Windows Server 2008 R2 SP1, see the following articles in the Microsoft Knowledge Base: