{"id":797,"date":"2020-09-16T08:39:56","date_gmt":"2020-09-16T08:39:56","guid":{"rendered":"https:\/\/cybernetwerk.nl\/?p=797"},"modified":"2020-09-23T13:35:57","modified_gmt":"2020-09-23T13:35:57","slug":"ernstige-kwetsbaarheid-in-windows-netlogon","status":"publish","type":"post","link":"https:\/\/www.cybernetwerk.nl\/?p=797","title":{"rendered":"Ernstige kwetsbaarheid in Windows Netlogon"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Het Digital Trust Center meldt in haar bericht van 15 september dat er een ernstige kwetsbaarheid is aangetroffen in Windows Netlogon.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Microsoft heeft patch beschikbaar<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Microsoft heeft in de patchronde van augustus updates beschikbaar gesteld waarmee een ernstige kwetsbaarheid wordt verholpen binnen Windows Netlogon. Het betreft CVE-2020-1472, door het NCSC aangeduid als &#8216;High\/High&#8217;. Dit wil zeggen dat er een grote kans is dat deze kwetsbaarheden worden misbruikt en dat de potenti\u00eble schade groot kan zijn.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Wat is Netlogon?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Netlogon is een onderdeel binnen Windows dat wordt gebruikt om computers en gebruikers te kunnen authentiseren. Wanneer er binnen jouw bedrijfsnetwerk veelvuldig Windows systemen worden ingezet, is het aannemelijk dat er ook gebruik wordt gemaakt van Netlogon.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Wat is het risico?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Door misbruik te maken van een kwetsbaarheid in Netlogon kan een aanvaller willekeurige code uitvoeren en mogelijk een kwetsbare Domain Controller volledig overnemen. De aanvaller dient hiervoor wel toegang tot het netwerk te hebben.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Wat kun je doen?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Wanneer je gebruik maakt van een Domain Controller of hier niet zeker van bent, is het aan te raden contact op te nemen met je IT-dienstverlener. Vraag na of de beschikbare update is ge\u00efnstalleerd. Is dit niet het geval, dan raden wij aan deze zo spoedig mogelijk te (laten) installeren. Op de website van Microsoft is alle noodzakelijke informatie hierover te vinden.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aanvullende Informatie<br>Een Domain Controller is een onderdeel dat ge\u00efnstalleerd wordt op Windows Server. Updates zijn beschikbaar voor de volgende versies:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Windows Server 2008 R2<br>Windows Server 2012<br>Windows Server 2012<br>Windows Server 2012 R2<br>Windows Server 2016<br>Windows Server 2019<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lees het volledige artikel op: <a href=\"https:\/\/www.digitaltrustcenter.nl\/nieuws\/ernstige-kwetsbaarheid-in-windows-netlogon\">https:\/\/www.digitaltrustcenter.nl\/nieuws\/ernstige-kwetsbaarheid-in-windows-netlogon<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Het Digital Trust Center meldt in haar bericht van 15 september dat er een ernstige kwetsbaarheid is aangetroffen in Windows Netlogon. Microsoft heeft patch beschikbaar Microsoft heeft in de patchronde &#8230;<\/p>\n","protected":false},"author":6,"featured_media":159,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,16],"tags":[],"class_list":["post-797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tipstrucs","category-waarschuwingen"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ernstige kwetsbaarheid in Windows Netlogon - Cyber Netwerk<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cybernetwerk.nl\/?p=797\" \/>\n<meta property=\"og:locale\" content=\"nl_NL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ernstige kwetsbaarheid in Windows Netlogon - Cyber Netwerk\" \/>\n<meta property=\"og:description\" content=\"Het Digital Trust Center meldt in haar bericht van 15 september dat er een ernstige kwetsbaarheid is aangetroffen in Windows Netlogon. 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