{"id":101089,"date":"2021-08-25T22:22:48","date_gmt":"2021-08-25T20:22:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-openssl-1-1-1l-s-ustraneniem-dvuh-uyazvimostej"},"modified":"2021-08-25T22:22:48","modified_gmt":"2021-08-25T20:22:48","slug":"obnovlenie-openssl-1-1-1l-s-ustraneniem-dvuh-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/obnovlenie-openssl-1-1-1l-s-ustraneniem-dvuh-uyazvimostej","title":{"rendered":"Update von OpenSSL 1.1.1l mit der Behebung zweier Sicherheitsanf\u00e4lligkeiten.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Die korrigierte Version der kryptografischen Bibliothek OpenSSL 1.1.1l behebt zwei Sicherheitsanf\u00e4lligkeiten:   <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-3711 \u2014 Puffer\u00fcberlauf im Code der Implementierung des kryptografischen Algorithmus SM2 (verbreitet in China), der aufgrund eines Fehlers bei der Berechnung der Pufferspeichergr\u00f6\u00dfe bis zu 62 Byte im Bereich au\u00dferhalb des Puffers \u00fcberschreiben kann. Ein Angreifer kann potenziell die Ausf\u00fchrung seines Codes oder einen Absturz der Anwendung erreichen, indem er speziell formatierte Daten f\u00fcr die Dekodierung an Anwendungen \u00fcbergibt, die die Funktion EVP_PKEY_decrypt() zur Entschl\u00fcsselung von SM2-Daten verwenden.\n<li class=\"l\"> CVE-2021-3712 \u2014 Puffer\u00fcberlauf im Code zur Verarbeitung von ASN.1-Strings, der einen Absturz der Anwendung verursachen oder den Inhalt des Prozessspeichers offenbaren kann (z. B. zur Auffindung von im Speicher gespeicherten Schl\u00fcsseln), wenn ein Angreifer es irgendwie schaffen kann, einen String in der internen Struktur ASN1_STRING zu bilden, der nicht mit einem Nullzeichen endet, und diesen in OpenSSL-Funktionen zu verarbeiten, die Zertifikate ausgeben, wie z. B. X509_aux_print(), X509_get1_email(), X509_REQ_get1_email() und X509_get1_ocsp().      <\/ul>\n<p>Zeitgleich wurden neue Versionen der Bibliothek LibreSSL 3.3.4 und 3.2.6 ver\u00f6ffentlicht, in denen keine Sicherheitsanf\u00e4lligkeiten ausdr\u00fccklich erw\u00e4hnt werden, aber laut \u00c4nderungsprotokoll wurde die Sicherheitsanf\u00e4lligkeit CVE-2021-3712 behoben.<br \/>\n<br \/>Quelle: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55683\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenSSL 1.1.1l \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0434\u0432\u0443\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2021-3711 &#8212; \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u043a\u043e\u0434\u0435 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u0430 SM2 (\u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0451\u043d \u0432 \u041a\u0438\u0442\u0430\u0435), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0435 \u0438\u0437-\u0437\u0430 \u043e\u0448\u0438\u0431\u043a\u0438 \u0432 \u0440\u0430\u0441\u0447\u0451\u0442\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u0430 \u0431\u0443\u0444\u0435\u0440\u0430 \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c \u0434\u043e 62 \u0431\u0430\u0439\u0442 \u0432 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u0437\u0430 \u0433\u0440\u0430\u043d\u0438\u0446\u0435\u0439 \u0431\u0443\u0444\u0435\u0440\u0430. \u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043c\u043e\u0436\u0435\u0442 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0435\u0433\u043e \u043a\u043e\u0434\u0430 \u0438\u043b\u0438 \u043a\u0440\u0430\u0445\u0430 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0447\u0435\u0440\u0435\u0437 \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0443 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0439 \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 [&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-101089","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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Puffer\u00fcberlauf im Code zur Implementierung des kryptografischen Algorithmus SM2.","canonical_url":"https:\/\/prohoster.info\/de\/blog\/news\/obnovlenie-openssl-1-1-1l-s-ustraneniem-dvuh-uyazvimostej","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"de_DE","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\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 OpenSSL 1.1.1l \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0434\u0432\u0443\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 | ProHoster","og:description":"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenSSL 1.1.1l \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0434\u0432\u0443\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2021-3711 - 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