{"id":111027,"date":"2023-10-22T03:10:14","date_gmt":"2023-10-22T01:10:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-http-servera-apache-2-4-58-s-ustraneniem-dos-uyazvimostej-v-http-2"},"modified":"2023-10-22T03:10:14","modified_gmt":"2023-10-22T01:10:14","slug":"reliz-http-servera-apache-2-4-58-s-ustraneniem-dos-uyazvimostej-v-http-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/reliz-http-servera-apache-2-4-58-s-ustraneniem-dos-uyazvimostej-v-http-2","title":{"rendered":"Apache http-serveri versiooni 2.4.58 uus v\u00e4ljaanne, mis k\u00f5rvaldab HTTP\/2 DoS-haavatavused","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ilma on v\u00e4lja antud HTTP-serveri Apache versioon 2.4.58, mis sisaldab 33 muudatust ja kolm haavatavust, millest kaks on seotud DoS-r\u00fcnnaku v\u00f5imalusega s\u00fcsteemides, mis kasutavad HTTP\/2 protokolli.    <\/p>\n<ul>\n<li class=\"l\"> CVE-2023-45802 \u2014 tingimuste loomine m\u00e4lu vabastamise ammendamiseks, kuna HTTP\/2 voogude RST-lipuga pakettide \u00fcmbervormingus tekib viivitus. Kuna m\u00e4lu vabastatakse kohe p\u00e4rast RST-lipu t\u00f6\u00f6tlemist, vaid alles \u00fchenduse sulgemisel, saab r\u00fcndaja saata uusi p\u00e4ringuid ja t\u00fchistada need RST-paketiga, ilma et ta \u00fchendust sulgeks, mis j\u00e4rsult t\u00f5stab m\u00e4lu kasutust.\n<li class=\"l\"> CVE-2023-43622 \u2014 HTTP\/2 \u00fchenduste t\u00f6\u00f6tlemise l\u00f5putu blokeerimine, kui see avati nullse klapiruumi algsuurusega. Haavatavust saab kasutada teenuse katkestamiseks, kasutades avatud \u00fchenduste maksimaalse arvu saavutamist.\n<li class=\"l\"> CVE-2023-31122 \u2014 haavatavus mod_macro, mis viib andmete lugemiseni eraldatud puut\u00fcki piires.    <\/ul>\n<p>Turvalisusega mitte seotud muudatuste hulgas:  <\/p>\n<ul>\n<li class=\"l\"> mod_http2 toetab WebSocket protokolli kasutamist HTTP\/2 voos (RFC 8441). WebSocket'i aktiveerimiseks HTTP\/2 \u00fcle on ettepanekud direktiivid 'H2WebSockets on|off'.\n<li class=\"l\"> mod_http2-sse on lisatud direktiiv 'H2EarlyHint name value', et lisada p\u00e4iseid vastusele '103 Early Hints'.\n<li class=\"l\"> mod_http2-s on lisatud direktiiv 'H2ProxyRequests on|off', et hallata HTTP\/2 k\u00e4sitsemise aktiveerimist proksikonfiguratsioonis.\n<li class=\"l\"> mod_http2-s on lisatud direktiiv 'H2MaxDataFrameLen n', et piirata vastuse maksimaalset kehamahtu baitides, mis edastatakse \u00fches DATA-raamis HTTP\/2. Vaikimisi on seadistus 16KB.\n<li class=\"l\"> Mime.types faili on uuendatud, kus laiend ' .js ' on seotud 'text\/javascript' t\u00fc\u00fcbiga asemel 'application\/javascript'; samuti on lisatud laiend ' .mjs ' (t\u00fc\u00fcbiga 'text\/javascript') ja ' .opus ' ('audio\/ogg'). WebAssembly'd kasutavad MIME-t\u00fc\u00fcbid ja laiendid on lisatud.\n<li class=\"l\"> mod_tls moodul (mod_ssl'i alternatiiv Rust keeles) on uuele versioonile rustls-ffi 0.9.2+ \u00fcle viidud.\n<li class=\"l\"> mod_md moodulisse on lisatud direktiiv 'MDMatchNames all|servernames', et hallata MDomains'i vastavust VirtualHost'ide sisuga.\n<li class=\"l\"> mod_md moodulisse on lisatud direktiiv 'MDChallengeDns01Version', et valida ACME protokolli versioon, mida kasutatakse DNS-i kaudu kinnitamiseks.\n<li class=\"l\"> mod_md-s on lubatud kasutada MDChallengeDns01 direktiivi eraldi <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/domain\/\"   title=\"domeenide\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3178\">domeenide<\/a>.\n<li class=\"l\"> mod_dav-sse on lisatud direktiiv 'DavBasePath', et seadistada WebDav'i repositooriumi juurtee.\n<li class=\"l\"> mod_alias-s on lisatud direktiiv 'AliasPreservePath', et kasutada Alias'i v\u00e4\u00e4rtuse t\u00e4ispikkust Location plokis.\n<li class=\"l\"> mod_alias-s on lisatud direktiiv 'RedirectRelative', mis v\u00f5imaldab suunamist relatatiivsete teede kasutamisega.\n<li class=\"l\"> ErrorLogFormat direktiivile on lisatud formateerimise spetsifikaatorid %{z} ja %{strftime-format}.\n<li class=\"l\"> Mod_deflate'ile on lisatud direktiiv 'DeflateAlterETag', et hallata ETag'i muutmist pigistamise kasutamisel.\n<li class=\"l\"> Tingimuseta funktsiooni send_brigade_nonblocking() j\u00f5udluse optimeerimine.\n<li class=\"l\"> Mod_status'is on tagatud dubleerivate v\u00f5tmete 'BusyWorkers' ja 'IdleWorkers' eemaldamine ning lisatud uus loendur 'GracefulWorkers'.         <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59971\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 HTTP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Apache 2.4.58, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043e 33 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0442\u0440\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, \u0434\u0432\u0435 \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0441\u0432\u044f\u0437\u0430\u043d\u044b \u0441 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c\u044e \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u0435\u043d\u0438\u044f DoS-\u0430\u0442\u0430\u043a\u0438 \u043d\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0435 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b HTTP\/2. CVE-2023-45802 &#8212; \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0443\u0441\u043b\u043e\u0432\u0438\u0439 \u0434\u043b\u044f \u0438\u0441\u0447\u0435\u0440\u043f\u0430\u043d\u0438\u044f \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 \u0438\u0437-\u0437\u0430 \u043e\u0442\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0433\u043e \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u0438 \u043f\u043e\u0441\u043b\u0435 \u0441\u0431\u0440\u043e\u0441\u0430 \u043f\u043e\u0442\u043e\u043a\u0430 HTTP\/2 \u043f\u0430\u043a\u0435\u0442\u043e\u043c \u0441 \u0444\u043b\u0430\u0433\u043e\u043c RST. \u0422\u0430\u043a \u043a\u0430\u043a \u043f\u0430\u043c\u044f\u0442\u044c \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0430\u0435\u0442\u0441\u044f \u043d\u0435 \u0441\u0440\u0430\u0437\u0443 \u043f\u043e\u0441\u043b\u0435 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 [&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-111027","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=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 HTTP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Apache 2.4.58, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043e 33 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0442\u0440\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, 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