{"id":182505,"date":"2026-07-07T16:53:19","date_gmt":"2026-07-07T14:53:19","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/bekdor-v-proshivkah-tenda-pozvolyayushhij-poluchit-dostup-s-pravami-administratora"},"modified":"2026-07-07T16:53:19","modified_gmt":"2026-07-07T14:53:19","slug":"bekdor-v-proshivkah-tenda-pozvolyayushhij-poluchit-dostup-s-pravami-administratora","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/bekdor-v-proshivkah-tenda-pozvolyayushhij-poluchit-dostup-s-pravami-administratora","title":{"rendered":"Bagd\u00f8r i Tenda-firmware, der muligg\u00f8r adgang med administratorrettigheder","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>I firmware, der anvendes i forbruger- og industrielle routere, switches, tr\u00e5dl\u00f8se adgangspunkter og videooverv\u00e5gningssystemer fra Tenda, er der p\u00e5vist en backdoor (CVE-2026-11405), som giver adgang til webgr\u00e6nsefladen med administratorrettigheder uden at g\u00e5 gennem den s\u00e6dvanlige autentificeringsproces og uafh\u00e6ngigt af administratorens kontoindstillinger. De p\u00e5givne rettigheder muligg\u00f8r administration af alle indstillinger, manipulation af trafik, deaktivere beskyttelsesforanstaltninger og bruge enheden som en platform til angreb p\u00e5 systemer i det lokale netv\u00e6rk.    <\/p>\n<p>Problemet skyldes tilstedev\u00e6relsen af uhensigtsm\u00e6ssig funktionalitet i processen \/bin\/httpd, der er indbygget i funktionen login(). I tilf\u00e6lde af en mislykket afslutning af den normale kontrol af adgangskoden baseret p\u00e5 MD5-hash for ethvert brugernavn, blev funktionen GetValue(\u00absys.rzadmin.password\u00bb) kaldt i koden, som kontrollerede om adgangskoden svarede til v\u00e6rdien, der er foruddefineret i firmwaren i klartekst. Ved en overensstemmelse, uanset det angivne brugernavn, blev der oprettet en session med administratorrettigheder.    <\/p>\n<p>For at udnytte backdoor'en er det tilstr\u00e6kkeligt at have adgang til at sende foresp\u00f8rgsler til enheden via HTTP eller HTTPS. Som en sikkerhedsforanstaltning anbefales det at forhindre adgang til den indbyggede HTTP-server fra eksterne netv\u00e6rk.     <\/p>\n<p>Tilstedev\u00e6relsen af problemet er bekr\u00e6ftet i firmwares:  <\/p>\n<ul>\n<li> US_FH1201V1.0BR_V1.2.0.14(408)_EN_TD\n<li> US_W15EV1.0br_V15.11.0.5(1068_1567_841)_EN_TDE\n<li> US_AC10V1.0re_V15.03.06.46_multi_TDE01\n<li> US_AC5V1.0RTL_V15.03.06.48_multi_TDE01\n<li> US_AC6V2.0RTL_V15.03.06.51_multi_TDE01  <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65856\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u0445, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0445 \u0432 \u043f\u043e\u0442\u0440\u0435\u0431\u0438\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0438 \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u044b\u0445 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u0430\u0445, \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445, \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u0442\u043e\u0447\u043a\u0430\u0445 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0432\u0438\u0434\u0435\u043e\u043d\u0430\u0431\u043b\u044e\u0434\u0435\u043d\u0438\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Tenda, \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u0431\u044d\u043a\u0434\u043e\u0440 (CVE-2026-11405), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043a web-\u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0443 \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430 \u0432 \u043e\u0431\u0445\u043e\u0434 \u0448\u0442\u0430\u0442\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0438 \u043d\u0435\u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e \u043e\u0442 \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043a \u0443\u0447\u0451\u0442\u043d\u043e\u0439 \u0437\u0430\u043f\u0438\u0441\u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430. \u041f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u044b\u0435 \u043f\u0440\u0430\u0432\u0430 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0442\u044c \u0432\u0441\u0435\u043c\u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430\u043c\u0438, \u043c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0442\u0440\u0430\u0444\u0438\u043a\u043e\u043c, \u043e\u0442\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u0437\u0430\u0449\u0438\u0442\u044b \u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u043e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-182505","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u0445, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0445 \u0432 \u043f\u043e\u0442\u0440\u0435\u0431\u0438\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0438 \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u044b\u0445 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u0430\u0445, \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445, \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u0442\u043e\u0447\u043a\u0430\u0445 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0432\u0438\u0434\u0435\u043e\u043d\u0430\u0431\u043b\u044e\u0434\u0435\u043d\u0438\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Tenda, \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u0431\u044d\u043a\u0434\u043e\u0440 (CVE-2026-11405), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Alexander Kovalev\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/da\/blog\/news\/bekdor-v-proshivkah-tenda-pozvolyayushhij-poluchit-dostup-s-pravami-administratora\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"da_DK\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0411\u044d\u043a\u0434\u043e\u0440 \u0432 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u0445 Tenda, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0412 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u0445, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0445 \u0432 \u043f\u043e\u0442\u0440\u0435\u0431\u0438\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0438 \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u044b\u0445 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u0430\u0445, \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445, \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u0442\u043e\u0447\u043a\u0430\u0445 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0432\u0438\u0434\u0435\u043e\u043d\u0430\u0431\u043b\u044e\u0434\u0435\u043d\u0438\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Tenda, \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u0431\u044d\u043a\u0434\u043e\u0440 (CVE-2026-11405), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/da\/blog\/news\/bekdor-v-proshivkah-tenda-pozvolyayushhij-poluchit-dostup-s-pravami-administratora\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-07-07T14:53:19+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-07-07T14:53:19+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Backdoor i Tenda-firmwares, der muligg\u00f8r adgang med administratorrettigheder | ProHoster","description":"I firmware, der anvendes i forbruger- og industrielle routere, switches, tr\u00e5dl\u00f8se adgangspunkter og videooverv\u00e5gningssystemer fra Tenda, er der p\u00e5vist en backdoor (CVE-2026-11405), som giver adgang.","canonical_url":"https:\/\/prohoster.info\/da\/blog\/news\/bekdor-v-proshivkah-tenda-pozvolyayushhij-poluchit-dostup-s-pravami-administratora","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"da_DK","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0411\u044d\u043a\u0434\u043e\u0440 \u0432 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u0445 Tenda, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430 | ProHoster","og:description":"\u0412 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u0445, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0445 \u0432 \u043f\u043e\u0442\u0440\u0435\u0431\u0438\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0438 \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u044b\u0445 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u0430\u0445, \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445, \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u0442\u043e\u0447\u043a\u0430\u0445 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0432\u0438\u0434\u0435\u043e\u043d\u0430\u0431\u043b\u044e\u0434\u0435\u043d\u0438\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Tenda, \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u0431\u044d\u043a\u0434\u043e\u0440 (CVE-2026-11405), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c.","og:url":"https:\/\/prohoster.info\/da\/blog\/news\/bekdor-v-proshivkah-tenda-pozvolyayushhij-poluchit-dostup-s-pravami-administratora","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2026-07-07T14:53:19+00:00","article:modified_time":"2026-07-07T14:53:19+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"182505","title":null,"description":null,"keywords":null,"keyphrases":{"focus":[],"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2026-08-05 12:22:08","updated":"2026-08-05 12:22:08","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/posts\/182505","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/comments?post=182505"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/posts\/182505\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/media?parent=182505"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/categories?post=182505"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/tags?post=182505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}