16 updates (in chronological order) released for .NET Framework 2.0 SP2, 3.0 SP2 and 4.0 Client/Extended after April 08, 2014 (all these updates are compatible with XP SP3 but You should have all critical updates for .NET Framework platforms via M$ Update installed first): http://download.microsoft.com/download/8/7/9/8795602E-F665-491D-9ACA-18835B0E03D0/NDP20SP2-KB2932079-x86.exehttp://download.microsoft.com/download/A/1/C/A1CF7A32-DE4C-4801-9941-97968014D0CD/NDP40-KB2931365-x86.exehttp://download.microsoft.com/download/7/3/2/7326625B-CED1-4466-A3B2-9ACAE4891ED7/NDP40-KB2938780-x86.exehttp://download.microsoft.com/download/0/A/5/0A57F593-57B7-4B8B-8598-A3EBEAC3620D/NDP20SP2-KB2894843-x86.exehttp://download.microsoft.com/download/F/1/4/F14595A2-A761-4368-9537-CB1347A5C31D/NDP20SP2-KB2972214-x86.exehttp://download.microsoft.com/download/2/B/2/2B23383E-72A3-4B45-A0B2-74F41674AB8D/NDP30SP2-KB2973115-x86.exehttp://download.microsoft.com/download/5/D/8/5D8CAE6E-DD52-4654-A8A5-F783079CBD39/NDP40-KB2894842-v2-x86.exehttp://download.microsoft.com/download/7/7/7/777B7C3B-F6D7-4F2A-BAB9-3E79287009E9/NDP40-KB2972215-x86.exehttp://download.microsoft.com/download/C/2/C/C2CBA674-3E4B-4BF0-9B75-6239E994C356/NDP20SP2-KB2972105-x86.exehttp://download.microsoft.com/download/E/0/5/E0501D1E-4046-484C-AB8D-00F82DE53651/NDP20SP2-KB2979574-v2-x86.exehttp://download.microsoft.com/download/1/5/E/15E6F381-A764-457D-A9BF-D4DF22665F1D/NDP40-KB2972106-x86.exehttp://download.microsoft.com/download/2/F/7/2F798ACF-EFDC-45EA-B76F-F0DE4E67882E/NDP40-KB2979575-v2-x86.exehttp://download.microsoft.com/download/4/A/E/4AEAB77C-6FF8-44C2-9679-1BAB52B93250/NDP20SP2-KB2978124-x86.exehttp://download.microsoft.com/download/C/C/A/CCA7CA55-9109-42B0-908C-FFA419E4792E/NDP40-KB2978125-x86.exehttp://download.microsoft.com/download/D/A/2/DA2E8293-1888-42EA-BA21-CB88EEC51177/NDP20SP2-KB3037577-x86.exehttp://download.microsoft.com/download/B/F/9/BF95F11F-6552-437A-BD62-1666826A8EE5/NDP40-KB3037578-x86.exe