{"id":874,"date":"2019-09-07T05:51:47","date_gmt":"2019-09-07T05:51:47","guid":{"rendered":"http:\/\/shijuvarghese.com\/?p=874"},"modified":"2020-11-23T13:43:01","modified_gmt":"2020-11-23T13:43:01","slug":"windows-remote-desktop-connection-authentication-error-due-to-credssp","status":"publish","type":"post","link":"http:\/\/shijuvarghese.com\/?p=874","title":{"rendered":"Windows Remote desktop connection authentication error due to CredSSP"},"content":{"rendered":"<p>This post aims to provide the reason on why Windows client systems get the following error when trying to access a Window server using RDP<\/p>\n<p><strong>Error message:<\/strong><\/p>\n<p>Remote desktop connection authentication error due to CredSSP encryption oracle remediation<\/p>\n<p><strong>Reason:<\/strong><\/p>\n<p>After doing a through search on the internet, it seems this issue is caused when a client Windows machine that is patched with a CredSSP (Credential Security Support Provider protocol) update for CVE-2018-0886\u00a0tries to access a remote Windows server that is not updated with the required patched.<\/p>\n<p>Though it i advisable to ensure the WIndows server is patched properly, a quick fix is to tweek the client system to ignore the security warning by following the below step:<\/p>\n<p><strong>Dirty Solution:<\/strong><\/p>\n<ul>\n<li>\u00a0 In the Windows client system run the Windows Command Prompt tool\u00a0using\u00a0an Administrator privilege.<\/li>\n<li>\u00a0 Type the following command that will do the magic in the registry setting:<\/li>\n<li>\u00a0 reg add HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\\CredSSP\\Parameters \/v AllowEncryptionOracle \/t REG_DWORD \/d 2 \/f<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>This post aims to provide the reason on why Windows client systems get the following error when trying to access a Window server using RDP <a class=\"mh-excerpt-more\" href=\"http:\/\/shijuvarghese.com\/?p=874\" title=\"Windows Remote desktop connection authentication error due to CredSSP\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":433,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-874","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-windows"],"_links":{"self":[{"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=\/wp\/v2\/posts\/874","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=874"}],"version-history":[{"count":1,"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=\/wp\/v2\/posts\/874\/revisions"}],"predecessor-version":[{"id":875,"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=\/wp\/v2\/posts\/874\/revisions\/875"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=\/wp\/v2\/media\/433"}],"wp:attachment":[{"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=874"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/shijuvarghese.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}