{"id":17544,"date":"2021-01-27T09:11:59","date_gmt":"2021-01-27T08:11:59","guid":{"rendered":"https:\/\/www.websupport.sk\/podpora\/?post_type=ht_kb&#038;p=17544"},"modified":"2021-01-27T09:48:05","modified_gmt":"2021-01-27T08:48:05","slug":"sudo-cve-2021-3156","status":"publish","type":"ht_kb","link":"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/","title":{"rendered":"Sudo CVE-2021-3156"},"content":{"rendered":"\n<p>Aplik\u00e1cia <code>sudo<\/code>, ktor\u00e1 sl\u00fa\u017ei na pov\u00fd\u0161enie pr\u00e1v \u0161pecifick\u00fdm u\u017e\u00edvate\u013eom v linuxov\u00fdch distrib\u00faciach obsahuje z\u00e1va\u017en\u00fa bezpe\u010dnostn\u00fa chybu <a href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2021-3156\" target=\"_blank\" rel=\"noreferrer noopener\">CVE-2021\u20133156<\/a>. T\u00e1 umo\u017e\u0148uje z\u00edska\u0165 neopr\u00e1vnen\u00e9 pr\u00e1va do syst\u00e9mov ktor\u00e9muko\u013evek lok\u00e1lnemu pou\u017e\u00edvate\u013eovi, ktor\u00fd sa v syst\u00e9me nach\u00e1dza. A to aj bez toho, aby bol u\u017e\u00edvate\u013e v konfigura\u010dnom s\u00fabore <code>sudoers<\/code>.<\/p>\n\n\n\n<p>Zranite\u013enos\u0165 sa vyskytuje vo verzi\u00e1ch 1.9.0 a\u017e 1.9.5p1 a star\u0161\u00edch verzi\u00e1ch 1.8.2 a\u017e 1.8.31p2. Dot\u00fdka sa teda v\u00e4\u010d\u0161iny aktu\u00e1lnych distrib\u00faci\u00ed.<\/p>\n\n\n\n<p>Tento bezpe\u010dnostn\u00fd <strong>probl\u00e9m je opraven\u00fd vo verzii <code>sudo<\/code> 1.9.5p2<\/strong>, na ktor\u00fa odpor\u00fa\u010dame neodkladne aktualizova\u0165.<\/p>\n\n\n\n<p><strong>Tip: <\/strong>V pr\u00edpade, \u017ee mate k v\u00e1\u0161mu serveru slu\u017ebu <a href=\"https:\/\/www.websupport.sk\/sprava-serverov\">Sprava serverov<\/a>, potrebn\u00fa aktualiz\u00e1ciu sme u\u017e vykonali. V\u00e1\u0161 syst\u00e9m je tak u\u017e vo\u010di tejto zranite\u013enosti chr\u00e1nen\u00fd.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aplik\u00e1cia sudo, ktor\u00e1 sl\u00fa\u017ei na pov\u00fd\u0161enie pr\u00e1v \u0161pecifick\u00fdm u\u017e\u00edvate\u013eom v linuxov\u00fdch distrib\u00faciach obsahuje z\u00e1va\u017en\u00fa bezpe\u010dnostn\u00fa chybu CVE-2021\u20133156. T\u00e1 umo\u017e\u0148uje z\u00edska\u0165 neopr\u00e1vnen\u00e9 pr\u00e1va do syst\u00e9mov ktor\u00e9muko\u013evek lok\u00e1lnemu pou\u017e\u00edvate\u013eovi, ktor\u00fd sa v syst\u00e9me nach\u00e1dza. A to aj bez toho, aby bol u\u017e\u00edvate\u013e v konfigura\u010dnom s\u00fabore sudoers. Zranite\u013enos\u0165 sa vyskytuje vo verzi\u00e1ch 1.9.0&#8230;<\/p>\n","protected":false},"author":28,"template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[225],"ht-kb-tag":[234],"class_list":["post-17544","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-bezpecnost","ht_kb_tag-bezpecnost"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sudo CVE-2021-3156 - Websupport centrum podpory<\/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.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sudo CVE-2021-3156 - Websupport centrum podpory\" \/>\n<meta property=\"og:description\" content=\"Aplik\u00e1cia sudo, ktor\u00e1 sl\u00fa\u017ei na pov\u00fd\u0161enie pr\u00e1v \u0161pecifick\u00fdm u\u017e\u00edvate\u013eom v linuxov\u00fdch distrib\u00faciach obsahuje z\u00e1va\u017en\u00fa bezpe\u010dnostn\u00fa chybu CVE-2021\u20133156. T\u00e1 umo\u017e\u0148uje z\u00edska\u0165 neopr\u00e1vnen\u00e9 pr\u00e1va do syst\u00e9mov ktor\u00e9muko\u013evek lok\u00e1lnemu pou\u017e\u00edvate\u013eovi, ktor\u00fd sa v syst\u00e9me nach\u00e1dza. A to aj bez toho, aby bol u\u017e\u00edvate\u013e v konfigura\u010dnom s\u00fabore sudoers. Zranite\u013enos\u0165 sa vyskytuje vo verzi\u00e1ch 1.9.0...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/\" \/>\n<meta property=\"og:site_name\" content=\"Websupport centrum podpory\" \/>\n<meta property=\"article:modified_time\" content=\"2021-01-27T08:48:05+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Predpokladan\u00fd \u010das \u010d\u00edtania\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 min\u00fata\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/kb\\\/sudo-cve-2021-3156\\\/\",\"url\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/kb\\\/sudo-cve-2021-3156\\\/\",\"name\":\"Sudo CVE-2021-3156 - Websupport centrum podpory\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/#website\"},\"datePublished\":\"2021-01-27T08:11:59+00:00\",\"dateModified\":\"2021-01-27T08:48:05+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/kb\\\/sudo-cve-2021-3156\\\/#breadcrumb\"},\"inLanguage\":\"sk-SK\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/kb\\\/sudo-cve-2021-3156\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/kb\\\/sudo-cve-2021-3156\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Sudo CVE-2021-3156\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/#website\",\"url\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/\",\"name\":\"Websupport centrum podpory\",\"description\":\"Radi v\u00e1m pom\u00f4\u017eeme s va\u0161im probl\u00e9mom\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.websupport.sk\\\/podpora\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"sk-SK\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Sudo CVE-2021-3156 - Websupport centrum podpory","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/","og_locale":"sk_SK","og_type":"article","og_title":"Sudo CVE-2021-3156 - Websupport centrum podpory","og_description":"Aplik\u00e1cia sudo, ktor\u00e1 sl\u00fa\u017ei na pov\u00fd\u0161enie pr\u00e1v \u0161pecifick\u00fdm u\u017e\u00edvate\u013eom v linuxov\u00fdch distrib\u00faciach obsahuje z\u00e1va\u017en\u00fa bezpe\u010dnostn\u00fa chybu CVE-2021\u20133156. T\u00e1 umo\u017e\u0148uje z\u00edska\u0165 neopr\u00e1vnen\u00e9 pr\u00e1va do syst\u00e9mov ktor\u00e9muko\u013evek lok\u00e1lnemu pou\u017e\u00edvate\u013eovi, ktor\u00fd sa v syst\u00e9me nach\u00e1dza. A to aj bez toho, aby bol u\u017e\u00edvate\u013e v konfigura\u010dnom s\u00fabore sudoers. Zranite\u013enos\u0165 sa vyskytuje vo verzi\u00e1ch 1.9.0...","og_url":"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/","og_site_name":"Websupport centrum podpory","article_modified_time":"2021-01-27T08:48:05+00:00","twitter_card":"summary_large_image","twitter_misc":{"Predpokladan\u00fd \u010das \u010d\u00edtania":"1 min\u00fata"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/","url":"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/","name":"Sudo CVE-2021-3156 - Websupport centrum podpory","isPartOf":{"@id":"https:\/\/www.websupport.sk\/podpora\/#website"},"datePublished":"2021-01-27T08:11:59+00:00","dateModified":"2021-01-27T08:48:05+00:00","breadcrumb":{"@id":"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/#breadcrumb"},"inLanguage":"sk-SK","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.websupport.sk\/podpora\/kb\/sudo-cve-2021-3156\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.websupport.sk\/podpora\/"},{"@type":"ListItem","position":2,"name":"Sudo CVE-2021-3156"}]},{"@type":"WebSite","@id":"https:\/\/www.websupport.sk\/podpora\/#website","url":"https:\/\/www.websupport.sk\/podpora\/","name":"Websupport centrum podpory","description":"Radi v\u00e1m pom\u00f4\u017eeme s va\u0161im probl\u00e9mom","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.websupport.sk\/podpora\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"sk-SK"}]}},"_links":{"self":[{"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/ht-kb\/17544","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/users\/28"}],"version-history":[{"count":2,"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/ht-kb\/17544\/revisions"}],"predecessor-version":[{"id":17565,"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/ht-kb\/17544\/revisions\/17565"}],"wp:attachment":[{"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/media?parent=17544"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/ht-kb-category?post=17544"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/www.websupport.sk\/podpora\/wp-json\/wp\/v2\/ht-kb-tag?post=17544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}