{"id":84053,"date":"2020-06-05T01:42:08","date_gmt":"2020-06-04T23:42:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opasnye-uyazvimosti-v-qemu-node-js-grafana-i-android"},"modified":"2020-06-05T01:42:08","modified_gmt":"2020-06-04T23:42:08","slug":"opasnye-uyazvimosti-v-qemu-node-js-grafana-i-android","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/opasnye-uyazvimosti-v-qemu-node-js-grafana-i-android","title":{"rendered":"Niebezpieczne luki w QEMU, Node.js, Grafana i Androidzie","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Kilka niedawno ujawnionych luk:<\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.openwall.com\/lists\/oss-security\/2020\/06\/03\/6\">Luka<\/a><\/noindex> (<noindex><a rel=\"nofollow\" href=\"https:\/\/security-tracker.debian.org\/tracker\/CVE-2020-13765\">CVE-2020-13765<\/a><\/noindex>) w QEMU, kt\u00f3ra potencjalnie mo\u017ce prowadzi\u0107 do wykonania kodu z uprawnieniami procesu QEMU na stronie hosta podczas \u0142adowania specjalnie przygotowanego obrazu j\u0105dra w systemie go\u015bcia. Problem jest spowodowany przepe\u0142nieniem bufora w kodzie kopiowania zawarto\u015bci ROM na etapie rozruchu systemu i ujawnia si\u0119 przy \u0142adowaniu zawarto\u015bci 32-bitowego obrazu j\u0105dra do pami\u0119ci. Poprawka jest obecnie dost\u0119pna tylko w formie <noindex><a rel=\"nofollow\" href=\"https:\/\/git.qemu.org\/?p=qemu.git;a=commitdiff;h=e423455c4f23a1a828901c78fe6d03b7dde79319\">\u0142atki<\/a><\/noindex>.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/nodejs.org\/en\/blog\/vulnerability\/june-2020-security-releases\/\">Cztery luki<\/a><\/noindex> w Node.js. Luki <noindex><a rel=\"nofollow\" href=\"https:\/\/nodejs.org\/en\/blog\/release\/v14.4.0\/\">zosta\u0142y usuni\u0119te<\/a><\/noindex> w wersjach 14.4.0, 10.21.0 i 12.18.0.\n<ul>\n<li class=\"l\"> CVE-2020-8172 \u2014 umo\u017cliwia omini\u0119cie weryfikacji certyfikatu hosta przy ponownym u\u017cyciu sesji TLS.\n<li class=\"l\"> CVE-2020-8174 \u2014 potencjalnie umo\u017cliwia wykonywanie kodu w systemie z powodu przepe\u0142nienia bufora w funkcjach napi_get_value_string_*(), wyst\u0119puj\u0105cego przy okre\u015blonych wywo\u0142aniach. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.npmjs.com\/package\/node-addon-api\">N-API<\/a><\/noindex> (C API do pisania natywnych dodatk\u00f3w).\n<li class=\"l\"> CVE-2020-10531 \u2014 przepe\u0142nienie liczb ca\u0142kowitych w ICU (Mi\u0119dzynarodowe Komponenty dla Unicode) dla C\/C++, kt\u00f3re mo\u017ce prowadzi\u0107 do przepe\u0142nienia bufora przy u\u017cyciu funkcji UnicodeString::doAppend().\n<li class=\"l\"> CVE-2020-11080 \u2014 umo\u017cliwia wywo\u0142anie odmowy us\u0142ugi (100% obci\u0105\u017cenie CPU) przez przesy\u0142anie du\u017cych ramek \u00abSETTINGS\u00bb podczas \u0142\u0105czenia przez HTTP\/2.\n<\/ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.openwall.com\/lists\/oss-security\/2020\/06\/03\/4\">Luka<\/a><\/noindex> na platformie interaktywnej wizualizacji metryk Grafana, stosowanej do tworzenia wykres\u00f3w wizualnych na podstawie r\u00f3\u017cnych \u017ar\u00f3de\u0142 danych. B\u0142\u0105d w kodzie pracy z awatarami pozwala na inicjowanie przesy\u0142ania zapyta\u0144 HTTP z Grafany do dowolnego URL bez przechodzenia autoryzacji i przegl\u0105dania wyniku tego zapytania. Ta funkcjonalno\u015b\u0107 mo\u017ce by\u0107 u\u017cywana na przyk\u0142ad do badania wewn\u0119trznej sieci firm korzystaj\u0105cych z Grafany. Problem <noindex><a rel=\"nofollow\" href=\"https:\/\/grafana.com\/blog\/2020\/06\/03\/grafana-6.7.4-and-7.0.2-released-with-important-security-fix\/\">naprawiono<\/a><\/noindex> w wersjach<br \/>\nGrafana 6.7.4 i 7.0.2. Jako tymczasowe rozwi\u0105zanie ochronne zaleca si\u0119 ograniczenie dost\u0119pu do URL \u00ab\/avatar\/*\u00bb na serwerze z Grafana.<\/p>\n<li class=\"l\">  <noindex><a rel=\"nofollow\" href=\"https:\/\/source.android.com\/security\/bulletin\/2020-06-01\">Opublikowano<\/a><\/noindex> Czerwcowy zestaw poprawek bezpiecze\u0144stwa dla Androida, w kt\u00f3rym naprawiono 34 podatno\u015bci. Cztery problemy otrzyma\u0142y krytyczny poziom niebezpiecze\u0144stwa: dwie podatno\u015bci (CVE-2019-14073, CVE-2019-14080) w komponentach w\u0142asno\u015bciowych Qualcomm oraz dwie podatno\u015bci w systemie, kt\u00f3re umo\u017cliwiaj\u0105 wykonanie kodu podczas przetwarzania specjalnie sformatowanych danych zewn\u0119trznych (CVE-2020-0117 \u2014 przepe\u0142nienie liczb ca\u0142kowitych. <noindex><a rel=\"nofollow\" href=\"https:\/\/android.googlesource.com\/platform\/system\/bt\/+\/1570b62c88d7c5b9c6bfe43da8cc16ea30d3e8df\">przepe\u0142nienie<\/a><\/noindex> w stosie Bluetooth, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52498\">CVE-2020-8597 \u2014 przepe\u0142nienie EAP w pppd.<\/a><\/noindex>).\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53085\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2020-13765) \u0432 QEMU, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430 \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 QEMU \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 \u0445\u043e\u0441\u0442-\u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043f\u0440\u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0435 \u0432 \u0433\u043e\u0441\u0442\u0435\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0440\u0430\u0437\u0430 \u044f\u0434\u0440\u0430. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435\u043c \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u043a\u043e\u0434\u0435 \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0433\u043e \u041f\u0417\u0423 \u043d\u0430 \u044d\u0442\u0430\u043f\u0435 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0438 \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u0440\u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0435 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0433\u043e 32-\u0440\u0430\u0437\u0440\u044f\u0434\u043d\u043e\u0433\u043e \u043e\u0431\u0440\u0430\u0437\u0430 \u044f\u0434\u0440\u0430 \u0432 \u043f\u0430\u043c\u044f\u0442\u044c. \u0418\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 [&hellip;]<\/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-84053","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e 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