Microsoft Download Center Archive

Security Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2

  • Published:
  • Version: 4.0
  • Category: Security Patch
  • Language: English

A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it.

  • A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system.
Knowledge Base Articles:
Security Bulletins:

Files

Status: Deleted

This download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to August 2020.

FileSize
NDP40-KB2835393-IA64.exe
SHA1: 082f240b59f897d174d13949aee31d3158c1db6b
28.96 MB
NDP40-KB2835393-x64.exe
SHA1: 7749a86b760f1c7e5539d4b5174e4d163ff1e99d
22.77 MB
NDP40-KB2835393-x86.exe
SHA1: 7e37c5994ddc82f793b164a71c135849d91b8cc3
10.77 MB

System Requirements

Operating Systems: Windows 7, Windows Server 2003, Windows Server 2008, Windows Server 2008 R2, Windows Vista, Windows XP

Installation Instructions

    1. Click the Download button on this page to start the download, or select a different language from the Change language drop-down list and click Change.
    2. Do one of the following:
      • To start the installation immediately, click Run.
      • To save the download to your computer for installation at a later time, click Save.
      • To cancel the installation, click Cancel.