{"id":78907,"date":"2020-04-23T01:41:58","date_gmt":"2020-04-22T23:41:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovan-openssl-1-1-1g-s-ustraneniem-uyazvimosti-svyazannoj-s-tls-1-3"},"modified":"2020-04-23T01:41:58","modified_gmt":"2020-04-22T23:41:58","slug":"opublikovan-openssl-1-1-1g-s-ustraneniem-uyazvimosti-svyazannoj-s-tls-1-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/opublikovan-openssl-1-1-1g-s-ustraneniem-uyazvimosti-svyazannoj-s-tls-1-3","title":{"rendered":"OpenSSL 1.1.1g er offentliggjort med en rettelse til s\u00e5rbarheden relateret til TLS 1.3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Tilg\u00e6ngelig<\/a><\/noindex> rettelsesudgivelse af kryptografisk bibliotek OpenSSL 1.1.1g<\/a><\/noindex>, hvor ASLR i programmer med setuid-flaget og bestemme adressefordelingen i de indl\u00e6ste biblioteker gennem manipulation af milj\u00f8variablen LD_PREFER_MAP_32BIT_EXEC.<\/a><\/noindex> (CVE-2020-1967<\/a><\/noindex>), som f\u00f8rer til serviceafbrydelse ved fors\u00f8g p\u00e5 at etablere en TLS 1.3 forbindelse med en server eller klient kontrolleret af en angriber. S\u00e5rbarheden er vurderet til en h\u00f8j risiko.<\/p>\n

Problemet opst\u00e5r kun i applikationer, der bruger funktionen SSL_check_chain(), og f\u00f8rer til et nedbrud af processen ved forkert brug af TLS-udvidelsen \"signature_algorithms_cert\". Is\u00e6r, n\u00e5r en ikke-underst\u00f8ttet eller forkert v\u00e6rdi for algoritmen til behandling af digitale signaturer modtages under forhandlingen af forbindelsen, opst\u00e5r der en dereferenceringsfejl og nedbrud af processen. Problemet opst\u00e5r fra udgivelsen af OpenSSL 1.1.1d.<\/p>\n

<\/a><\/noindex><\/p>\n

Kilde: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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\u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u043f\u0440\u0438 \u043d\u0435\u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u043e\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 TLS-\u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f «signature_algorithms_cert». \u0412 \u0447\u0430\u0441\u0442\u043d\u043e\u0441\u0442\u0438, \u043f\u0440\u0438 […]<\/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-78907","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\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\udd47OpenSSL 1.1.1g er offentliggjort 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