![\"S](\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2021\/04\/s_20210414_94943.jpg\" "\\"s_20210414_94943.jpg\\"")
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Microsoft\u306f\u672c\u65e5\u3001\u6bce\u6708\u7c73\u56fd\u6642\u9593\u306e\u7b2c2\u706b\u66dc\u65e5\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b\u6708\u4f8b\u66f4\u65b0\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001Windows 10\u306e\u5404\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5bfe\u3059\u308b\u7d2f\u7a4d\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u305d\u308c\u305e\u308c\u516c\u958b\u3057\u307e\u3057\u305f(Neowin<\/a>)\u3002<\/p>\n \u4eca\u56de\u516c\u958b\u3055\u308c\u305f\u7d2f\u7a4d\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n \u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u54c1\u8cea\u3092\u6539\u5584\u3059\u308b\u3082\u306e\u3067\u3001\u65b0\u305f\u306a\u6a5f\u80fd\u306f\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n \u305d\u308c\u305e\u308cWindows Update\u307e\u305f\u306fMicrosoft Update Catalog\u3092\u5229\u7528\u3057\u3066\u5c0e\u5165\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3001\u5909\u66f4\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059(\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u5185\u5bb9\u306f\u65e5\u672cMicrosoft\u306e\u30d6\u30ed\u30b0<\/a>\u3067\u53c2\u7167\u3067\u304d\u307e\u3059)\u3002<\/p>\n Version 2004\/20H2\u7528\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0KB5001330<\/a>\u3067\u306f\u3001\u4fe1\u983c\u3055\u308c\u3066\u3044\u308bMIT\u30ec\u30eb\u30e0\u306e\u30d7\u30ea\u30f3\u30b7\u30d1\u30eb\u304c\u3001Active Directory\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304b\u3089Kerberos\u30b5\u30fc\u30d3\u30b9\u30c1\u30b1\u30c3\u30c8\u3092\u53d6\u5f97\u3067\u304d\u306a\u3044\u554f\u984c\u306e\u4fee\u6b63\u3084\u3001\u8106\u5f31\u6027\u306e\u5bfe\u51e6\u306e\u305f\u3081\u306bWindows\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306bRemoteFX vGPU\u3092\u542b\u3081\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u5909\u66f4\u3001Azure Active Directory\u306eWeb\u30b5\u30a4\u30f3\u30a4\u30f3\u3067\u9023\u643a\u8a8d\u8a3c\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u88fd\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u306e\u4efb\u610f\u306e\u95b2\u89a7\u304c\u53ef\u80fd\u306b\u306a\u308b\u3001\u7279\u6a29\u6607\u683c\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u8106\u5f31\u6027\u306e\u4fee\u6b63\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n \u30cf\u30a4\u30e9\u30a4\u30c8:<\/p>\n Updates to improve security when Windows performs basic operations.<\/p>\n<\/li>\n Updates to improve security when using input devices such as a mouse, keyboard, or pen.<\/p>\n<\/li>\n<\/ul>\n \u6539\u826f\u3068\u4fee\u6b63:<\/p>\n Addresses an issue in which a principal in a trusted MIT realm fails to obtain a Kerberos service ticket from Active Directory domain controllers (DC). This occurs on devices that installed Windows Updates that contain CVE-2020-17049 protections and configured PerfromTicketSignature to 1 or higher. These updates were released between November 10, 2020 and December 8, 2020. Ticket acquisition also fails with the error, \u201cKRB_GENERIC_ERROR\u201d, if callers submit a PAC-less Ticket Granting Ticket (TGT) as an evidence ticket without providing the USER_NO_AUTH_DATA_REQUIRED flag.<\/p>\n<\/li>\n Addresses an issue with security vulnerabilities identified by a security researcher. Because of these security vulnerabilities, this and all future Windows updates will no longer contain the RemoteFX vGPU<\/a> feature. For more information about the vulnerability and its removal, see CVE-2020-1036<\/a> and KB4570006<\/a>. Secure vGPU alternatives are available using Discrete Device Assignment (DDA)<\/a> in Windows Server LTSC releases (Windows Server 2016 and Windows Server 2019) and Windows Server SAC releases (Windows Server, version 1803 and later versions).<\/p>\n<\/li>\n Addresses a potential elevation of privilege vulnerability in the way Azure Active Directory web sign-in allows arbitrary browsing from the third-party endpoints used for federated authentication. For more information, see CVE-2021-27092<\/a> and Policy CSP - Authentication<\/a>.<\/p>\n<\/li>\n Security updates to Windows App Platform and Frameworks, Windows Apps, Windows Input and Composition, Windows Office Media, Windows Fundamentals, Windows Cryptography, the Windows AI Platform, Windows Kernel, Windows Virtualization, and Windows Media.<\/p>\n<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n \u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306f\u4ee5\u4e0b\u306e3\u4ef6\u306e\u65e2\u77e5\u306e\u4e0d\u5177\u5408\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n \u56de\u907f\u7b56\u306fKB\u30da\u30fc\u30b8\u3067\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n Windows Update\u306e\u4ed6\u3001Microsoft Update Catalog<\/a>\u3084\u3001Windows Server Update Services(WSUS)\u3092\u5229\u7528\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n Version 1909\u7528\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0KB5001337<\/a>\u3067\u306f\u3001\u4fe1\u983c\u3055\u308c\u3066\u3044\u308bMIT\u30ec\u30eb\u30e0\u306e\u30d7\u30ea\u30f3\u30b7\u30d1\u30eb\u304c\u3001Active Directory\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304b\u3089Kerberos\u30b5\u30fc\u30d3\u30b9\u30c1\u30b1\u30c3\u30c8\u3092\u53d6\u5f97\u3067\u304d\u306a\u3044\u554f\u984c\u306e\u4fee\u6b63\u3084\u3001\u8106\u5f31\u6027\u306e\u5bfe\u51e6\u306e\u305f\u3081\u306bWindows\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306bRemoteFX vGPU\u3092\u542b\u3081\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u5909\u66f4\u3001Azure Active Directory\u306eWeb\u30b5\u30a4\u30f3\u30a4\u30f3\u3067\u9023\u643a\u8a8d\u8a3c\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u88fd\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u306e\u4efb\u610f\u306e\u95b2\u89a7\u304c\u53ef\u80fd\u306b\u306a\u308b\u3001\u7279\u6a29\u6607\u683c\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u8106\u5f31\u6027\u306e\u4fee\u6b63\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n \u30cf\u30a4\u30e9\u30a4\u30c8:<\/p>\n Updates to improve security when Windows performs basic operations.<\/p>\n<\/li>\n Updates to improve security when using input devices such as a mouse, keyboard, or pen.<\/p>\n<\/li>\n<\/ul>\n \u6539\u826f\u3068\u4fee\u6b63:<\/p>\n Addresses an issue in which a principal in a trusted MIT realm fails to obtain a Kerberos service ticket from Active Directory domain controllers (DC). This occurs on devices that installed Windows Updates that contain CVE-2020-17049 protections and configured PerfromTicketSignature to 1 or higher. These updates were released between November 10, 2020 and December 8, 2020. Ticket acquisition also fails with the error, \u201cKRB_GENERIC_ERROR\u201d, if callers submit a PAC-less Ticket Granting Ticket (TGT) as an evidence ticket without providing the USER_NO_AUTH_DATA_REQUIRED flag.<\/p>\n<\/li>\n Addresses an issue with security vulnerabilities identified by a security researcher. Because of these security vulnerabilities, this and all future Windows updates will no longer contain the RemoteFX vGPU<\/a> feature. For more information about the vulnerability and its removal, see CVE-2020-1036<\/a> and KB4570006<\/a>. Secure vGPU alternatives are available using Discrete Device Assignment (DDA)<\/a> in Windows Server LTSC releases (Windows Server 2016 and Windows Server 2019) and Windows Server SAC releases (Windows Server, version 1803 and later versions).<\/p>\n<\/li>\n Addresses a potential elevation of privilege vulnerability in the way Azure Active Directory web sign-in allows arbitrary browsing from the third-party endpoints used for federated authentication. For more information, see CVE-2021-27092<\/a> and Policy CSP - Authentication<\/a>.<\/p>\n<\/li>\n Security updates to Windows App Platform and Frameworks, Windows Apps, Windows Input and Composition, Windows Office Media, Windows Fundamentals, Windows Cryptography, the Windows AI Platform, Windows Hybrid Cloud Networking, the Windows Kernel, Windows Virtualization, and Windows Media.<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n \u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306f\u4ee5\u4e0b\u306e1\u4ef6\u306e\u65e2\u77e5\u306e\u4e0d\u5177\u5408\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n \u56de\u907f\u7b56\u306fKB\u30da\u30fc\u30b8\u3067\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n\n
April 13, 2021\u2014KB5001330 (OS Builds 19041.928 and 19042.928)<\/h2>\n
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April 13, 2021\u2014KB5001337 (OS Build 18363.1500)<\/h2>\n
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