{"id":104811,"date":"2022-08-11T03:36:41","date_gmt":"2022-08-11T01:36:41","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/aepic-leak-ataka-privodyashhaya-k-utechke-klyuchej-iz-anklavov-intel-sgx"},"modified":"2022-08-11T03:36:41","modified_gmt":"2022-08-11T01:36:41","slug":"aepic-leak-ataka-privodyashhaya-k-utechke-klyuchej-iz-anklavov-intel-sgx","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/aepic-leak-ataka-privodyashhaya-k-utechke-klyuchej-iz-anklavov-intel-sgx","title":{"rendered":"AEPIC Leak — r\u00fcnnak, mis p\u00f5hjustab v\u00f5tmete lekke Intel SGX enclaves'ist","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

\u0420\u0430\u0441\u043a\u0440\u044b\u0442\u044b \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u043d\u043e\u0432\u043e\u0439 \u0430\u0442\u0430\u043a\u0435 \u043d\u0430 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u044b Intel — AEPIC Leak (CVE-2022-21233), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0435\u0439 \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u043a\u043e\u043d\u0444\u0438\u0434\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0430\u043d\u043a\u043b\u0430\u0432\u043e\u0432 Intel SGX (Software Guard eXtensions). \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 10, 11 \u0438 12 \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u044f CPU Intel (\u0432\u043a\u043b\u044e\u0447\u0430\u044f \u043d\u043e\u0432\u044b\u0435 \u0441\u0435\u0440\u0438\u0438 Ice Lake \u0438 Alder Lake) \u0438 \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043d\u043e\u0439 \u043d\u0435\u0434\u043e\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043d\u0435\u0438\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u0434\u0430\u043d\u043d\u044b\u043c, \u043e\u0441\u0442\u0430\u0432\u0448\u0438\u043c\u0441\u044f \u0432 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430\u0445 APIC (Advanced Programmable Interrupt Controller) \u043f\u043e\u0441\u043b\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439. <\/p>\n

\u0412 \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u043e\u0442 \u0430\u0442\u0430\u043a \u043a\u043b\u0430\u0441\u0441\u0430 Spectre, \u0443\u0442\u0435\u0447\u043a\u0430 \u0432 AEPIC Leak \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u0442 \u0431\u0435\u0437 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043c\u0435\u0442\u043e\u0434\u043e\u0432 \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043e \u0441\u0442\u043e\u0440\u043e\u043d\u043d\u0438\u043c \u043a\u0430\u043d\u0430\u043b\u0430\u043c — \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u043a\u043e\u043d\u0444\u0438\u0434\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u043f\u0435\u0440\u0435\u0434\u0430\u044e\u0442\u0441\u044f \u043d\u0430\u043f\u0440\u044f\u043c\u0443\u044e \u0447\u0435\u0440\u0435\u0437 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0433\u043e \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u043e\u0432, \u043e\u0442\u0440\u0430\u0436\u0451\u043d\u043d\u044b\u0445 \u0432 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 \u043f\u0430\u043c\u044f\u0442\u0438 MMIO (memory-mapped I\/O). \u0412 \u043e\u0431\u0449\u0435\u043c \u0432\u0438\u0434\u0435 \u0430\u0442\u0430\u043a\u0430 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435, \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0435 \u043c\u0435\u0436\u0434\u0443 \u043a\u044d\u0448\u0430\u043c\u0438 \u0432\u0442\u043e\u0440\u043e\u0433\u043e \u0438 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u0435\u0439, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u043e\u0432 \u0438 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 \u0447\u0442\u0435\u043d\u0438\u044f \u0438\u0437 \u043f\u0430\u043c\u044f\u0442\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0434\u043e \u044d\u0442\u043e\u0433\u043e \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u043b\u0438\u0441\u044c \u043d\u0430 \u0442\u043e\u043c \u0436\u0435 \u044f\u0434\u0440\u0435 CPU. <\/p>\n

Kuna r\u00fcnnaku toimetamiseks on vajalik juurdep\u00e4\u00e4s APIC MMIO f\u00fc\u00fcsilistele lehtedele, st vajalikud on administraatori \u00f5igused, on meetod piiratud r\u00fcnnakuga SGX aladele, millele administraatoril ei ole otsest juurdep\u00e4\u00e4su. Uuringud on v\u00e4lja t\u00f6\u00f6tanud t\u00f6\u00f6riistakomplekti, mis v\u00f5imaldab m\u00f5ne sekundiga tuvastada SGX-is salvestatud AES-NI ja RSA v\u00f5tmed, samuti Intel SGX autentimiskeeled ja pseudojuhuslike arvude generaatori parameetrid. R\u00fcnnaku kood on avaldatud GitHubis. <\/p>\n

Intel on teatanud, et valmistab ette parandust mikrokoodi v\u00e4rskenduse vormis, kus on rakendatud puhastamise toimet ja lisatud t\u00e4iendavaid meetmeid andmete kaitsmiseks aladele. Samuti on valmis uus SDK v\u00e4ljaanne Intel SGX jaoks, sealhulgas muudatused, mis takistavad andmete leket. Operatsioonis\u00fcsteemide ja h\u00fcperviisorite arendajatele on soovitatud kasutada asemel vananenud xAPIC re\u017eiimi, x2APIC re\u017eiimi, kus APIC registritele juurdep\u00e4\u00e4suks kasutatakse MSR registreid, mitte MMIO-d.
\n
Allikas: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0420\u0430\u0441\u043a\u0440\u044b\u0442\u044b \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u043d\u043e\u0432\u043e\u0439 \u0430\u0442\u0430\u043a\u0435 \u043d\u0430 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u044b Intel — AEPIC Leak (CVE-2022-21233), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0435\u0439 \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u043a\u043e\u043d\u0444\u0438\u0434\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0430\u043d\u043a\u043b\u0430\u0432\u043e\u0432 Intel SGX (Software Guard eXtensions). \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 10, 11 \u0438 12 \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u044f CPU Intel (\u0432\u043a\u043b\u044e\u0447\u0430\u044f \u043d\u043e\u0432\u044b\u0435 \u0441\u0435\u0440\u0438\u0438 Ice Lake \u0438 Alder Lake) \u0438 \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043d\u043e\u0439 \u043d\u0435\u0434\u043e\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043d\u0435\u0438\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u0434\u0430\u043d\u043d\u044b\u043c, \u043e\u0441\u0442\u0430\u0432\u0448\u0438\u043c\u0441\u044f \u0432 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430\u0445 APIC […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-104811","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47AEPIC Leak \u2014 r\u00fcnnak, mis p\u00f5hjustab v\u00f5tmete leket Intel SGX aladelt | ProHoster","description":"Tekkis avatud teave uue Intel protsessoritele suunatud r\u00fcnnaku kohta \u2014 AEPIC Leak (CVE-2022-21233), mis p\u00f5hjustab konfidentsiaalsete andmete lekkimist Intel SGX (Software Guard eXtensions) isoleeritud aladelt.","canonical_url":"https:\/\/prohoster.info\/et\/blog\/news\/aepic-leak-ataka-privodyashhaya-k-utechke-klyuchej-iz-anklavov-intel-sgx","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"et_EE","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\udd47AEPIC Leak \u2014 \u0430\u0442\u0430\u043a\u0430, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u043a\u043b\u044e\u0447\u0435\u0439 \u0438\u0437 \u0430\u043d\u043a\u043b\u0430\u0432\u043e\u0432 Intel SGX | ProHoster","og:description":"\u0420\u0430\u0441\u043a\u0440\u044b\u0442\u044b \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u043d\u043e\u0432\u043e\u0439 \u0430\u0442\u0430\u043a\u0435 \u043d\u0430 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u044b Intel - AEPIC Leak (CVE-2022-21233), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0435\u0439 \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u043a\u043e\u043d\u0444\u0438\u0434\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0430\u043d\u043a\u043b\u0430\u0432\u043e\u0432 Intel SGX (Software Guard eXtensions).","og:url":"https:\/\/prohoster.info\/et\/blog\/news\/aepic-leak-ataka-privodyashhaya-k-utechke-klyuchej-iz-anklavov-intel-sgx","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":"2022-08-11T01:36:41+00:00","article:modified_time":"2022-08-11T01:36:41+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"104811","title":null,"description":null,"keywords":null,"keyphrases":null,"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":"2022-08-11 01:37:52","updated":"2022-10-01 23:35:37","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/posts\/104811","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/comments?post=104811"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/posts\/104811\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/media?parent=104811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/categories?post=104811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/tags?post=104811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}