{"id":101609,"date":"2021-10-12T16:23:09","date_gmt":"2021-10-12T14:23:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimosti-v-libreoffice-i-apache-openoffice-pozvolyayushhie-obojti-proverku-czifrovoj-podpisi"},"modified":"2021-10-12T16:23:09","modified_gmt":"2021-10-12T14:23:09","slug":"uyazvimosti-v-libreoffice-i-apache-openoffice-pozvolyayushhie-obojti-proverku-czifrovoj-podpisi","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/uyazvimosti-v-libreoffice-i-apache-openoffice-pozvolyayushhie-obojti-proverku-czifrovoj-podpisi","title":{"rendered":"Haavatavused LibreOffice'is ja Apache OpenOffice'is, mis v\u00f5imaldavad digitaalallkirja kontrollimise m\u00f6\u00f6da minemist","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Avalikud on andmed kolme haavatavuse kohta LibreOffice ja Apache OpenOffice'i kontoripakkides, mis v\u00f5imaldavad r\u00fcndajatel luua dokumente, mis n\u00e4evad v\u00e4lja nagu usaldusv\u00e4\u00e4rse allika poolt allkirjastatud, v\u00f5i muuta juba allkirjastatud dokumendi kuup\u00e4eva. Probleemid on lahendatud Apache OpenOffice'i versioonides 4.1.11 ja LibreOffice'i versioonides 7.0.6\/7.1.2, maskeerituna mitteohutuse probleemidena (LibreOffice'i versioonid 7.0.6 ja 7.1.2 avaldati mai alguses, kuid teave haavatavuste kohta avaldati alles n\u00fc\u00fcd).    <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-41832, CVE-2021-25635 \u2014 v\u00f5imaldab r\u00fcndajal allkirjastada ODF-dokumendi usaldusv\u00e4\u00e4rse iseeneslikult allkirjastatud sertifikaadi abil, muutes digitaalse allkirja algoritmi eba\u00f5igeks v\u00f5i toetamata v\u00e4\u00e4rtuseks, et see n\u00e4eks v\u00e4lja usaldusv\u00e4\u00e4rne (eba\u00f5ige algoritmiga allkiri t\u00f5lgendati kui kehtiv).\n<li class=\"l\"> CVE-2021-41830, CVE-2021-25633 \u2014 v\u00f5imaldab r\u00fcndajal kombineerides documentsignatures.xml ja macrosignatures.xml failides erinevate sertifikaatidega allkirjastatud andmeid luua ODF-dokumendi v\u00f5i makro, mis kuvatakse liideses usaldusv\u00e4\u00e4rsena, hoolimata sellest, et lisasisu on garanteeritud teise sertifikaadiga.\n<li class=\"l\"> CVE-2021-41831, CVE-2021-25634 \u2014 v\u00f5imaldab teha muudatusi allkirjastatud digitaalse allkirja ODF-dokumendis, moonutades kasutajale n\u00e4idatud digitaalsete allkirjade loomise aega, ilma usaldusv\u00e4\u00e4rsuse indikaatori rikkumiseta.        <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55953\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0441\u043a\u0440\u044b\u0442\u044b \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u0442\u0440\u0451\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044f\u0445 \u0432 \u043e\u0444\u0438\u0441\u043d\u044b\u0445 \u043f\u0430\u043a\u0435\u0442\u0430\u0445 LibreOffice \u0438 Apache OpenOffice, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0445 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u043c \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u0442\u044c \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u044b, \u0432\u044b\u0433\u043b\u044f\u0434\u044f\u0449\u0438\u0435 \u043a\u0430\u043a \u043f\u043e\u0434\u043f\u0438\u0441\u0430\u043d\u043d\u044b\u0435 \u0437\u0430\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u043c \u0434\u043e\u0432\u0435\u0440\u0438\u044f \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u043e\u043c, \u0438\u043b\u0438 \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c \u0434\u0430\u0442\u0443 \u0443\u0436\u0435 \u043f\u043e\u0434\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0430. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0431\u044b\u043b\u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u0445 Apache OpenOffice 4.1.11 \u0438 LibreOffice 7.0.6\/7.1.2 \u043f\u043e\u0434 \u0432\u0438\u0434\u043e\u043c \u043d\u0435 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0441 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c\u044e \u043e\u0448\u0438\u0431\u043e\u043a (\u0432\u044b\u043f\u0443\u0441\u043a\u0438 LibreOffice 7.0.6 \u0438 7.1.2 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0432 \u043d\u0430\u0447\u0430\u043b\u0435 \u043c\u0430\u044f, [&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-101609","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" 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