{"id":105337,"date":"2022-10-19T21:36:40","date_gmt":"2022-10-19T19:36:40","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-nginx-1-22-1-i-1-23-2-s-ustraneniem-uyazvimostej"},"modified":"2022-10-19T21:36:40","modified_gmt":"2022-10-19T19:36:40","slug":"obnovlenie-nginx-1-22-1-i-1-23-2-s-ustraneniem-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/obnovlenie-nginx-1-22-1-i-1-23-2-s-ustraneniem-uyazvimostej","title":{"rendered":"Aggiornamento nginx 1.22.1 e 1.23.2 con correzione delle vulnerabilit\u00e0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stata rilasciata la versione principale di nginx 1.23.2, all'interno della quale continua lo sviluppo di nuove funzionalit\u00e0, e parallelamente \u00e8 stata rilasciata la versione stabile supportata nginx 1.22.1, a cui vengono apportate solo modifiche relative alla correzione di gravi bug e vulnerabilit\u00e0.     <\/p>\n<p>Nelle nuove versioni sono state risolte due vulnerabilit\u00e0 (CVE-2022-41741, CVE-2022-41742) nel modulo ngx_http_mp4_module, utilizzato per lo streaming di file nei formati H.264\/AAC. Le vulnerabilit\u00e0 possono portare a corruzione di memoria o perdita di contenuti di memoria durante l'elaborazione di un file mp4 appositamente progettato. Come conseguenze, si menziona il crash del processo di lavoro, ma non si escludono altre manifestazioni, come l'esecuzione di codice non autorizzato. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/dts-newyork\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2726\">server<\/a>.     <\/p>\n<p>\u00c8 interessante notare che una vulnerabilit\u00e0 simile era stata gi\u00e0 risolta nel modulo ngx_http_mp4_module nel 2012. Inoltre, la societ\u00e0 F5 ha segnalato una vulnerabilit\u00e0 simile (CVE-2022-41743) nel prodotto NGINX Plus, che colpisce il modulo ngx_http_hls_module, il quale supporta il protocollo HLS (Apple HTTP Live Streaming).      <\/p>\n<p>Oltre alla correzione delle vulnerabilit\u00e0, nginx 1.23.2 propone le seguenti modifiche:  <\/p>\n<ul>\n<li class=\"l\"> \u00c8 stata aggiunta la supporto per le variabili &#171;$proxy_protocol_tlv_*&#187;, in cui vengono registrati i valori dei campi TLV (Type-Length-Value), presenti nel protocollo Type-Length-Value PROXY v2.\n<li class=\"l\"> \u00c8 garantita la rotazione automatica delle chiavi di crittografia per i ticket di sessione TLS, utilizzata con la memoria condivisa nella direttiva ssl_session_cache.\n<li class=\"l\"> Il livello di registrazione per gli errori legati a registrazioni di tipo non corretto <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/ssl-sertifikat\/\"   title=\"SSL\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2312\">SSL<\/a>, \u00e8 stato abbassato da critico a livello informativo.\n<li class=\"l\"> Il livello di registrazione per i messaggi di impossibilit\u00e0 di allocazione della memoria per una nuova sessione \u00e8 stato cambiato da alert a warn e limitato alla registrazione di una sola voce al secondo.\n<li class=\"l\"> Sulla piattaforma Windows \u00e8 stata implementata la compilazione con OpenSSL 3.0.\n<li class=\"l\"> \u00c8 stato implementato il logging degli errori nel protocollo PROXY.\n<li class=\"l\"> \u00c8 stato risolto un problema che impediva il funzionamento del timeout specificato nella direttiva &#171;ssl_session_timeout&#187; quando si utilizzava TLSv1.3 basato su OpenSSL o BoringSSL.      <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57943\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.23.2, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043d\u043e\u0432\u044b\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.22.1, \u0432 \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u0432\u043d\u043e\u0441\u044f\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0441\u0435\u0440\u044c\u0451\u0437\u043d\u044b\u0445 \u043e\u0448\u0438\u0431\u043e\u043a \u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u0412 \u043d\u043e\u0432\u044b\u0445 \u0432\u0435\u0440\u0441\u0438\u044f\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0434\u0432\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (CVE-2022-41741, CVE-2022-41742) \u0432 \u043c\u043e\u0434\u0443\u043b\u0435 ngx_http_mp4_module, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u043c \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u043e\u0442\u043e\u043a\u043e\u0432\u043e\u0433\u043e \u0432\u0435\u0449\u0430\u043d\u0438\u044f \u0438\u0437 \u0444\u0430\u0439\u043b\u043e\u0432 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 H.264\/AAC. [&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-105337","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=\"\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.23.2, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043d\u043e\u0432\u044b\u0445 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