{"id":102701,"date":"2021-12-22T09:36:38","date_gmt":"2021-12-22T07:36:38","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-http-servera-apache-2-4-52-s-ustraneniem-perepolneniya-bufera-v-mod_lua"},"modified":"2021-12-22T09:36:38","modified_gmt":"2021-12-22T07:36:38","slug":"reliz-http-servera-apache-2-4-52-s-ustraneniem-perepolneniya-bufera-v-mod_lua","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/reliz-http-servera-apache-2-4-52-s-ustraneniem-perepolneniya-bufera-v-mod_lua","title":{"rendered":"Lan\u00e7imi i serverit http Apache 2.4.52 q\u00eb adreson mbushjen e bufrit n\u00eb mod_lua","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00cbshte publikuar versioni i serverit HTTP Apache 2.4.52, i cili p\u00ebrmban 25 ndryshime dhe adreson 2 vulneraibilitete:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-44790 \u2014 mbushja e tamponit n\u00eb mod_lua, e cila shfaqet gjat\u00eb analiz\u00ebs s\u00eb k\u00ebrkesave q\u00eb p\u00ebrmbajn\u00eb disa pjes\u00eb (multipart). Vulneraibiliteti prek konfigurimet ku skriptet Lua th\u00ebrrasin funksionin r:parsebody() p\u00ebr t\u00eb analizuar trupin e k\u00ebrkes\u00ebs, duke lejuar nj\u00eb sulmues t\u00eb arrij\u00eb mbushjen e tamponit p\u00ebrmes d\u00ebrgimit t\u00eb nj\u00eb k\u00ebrkese t\u00eb strukturuar posa\u00e7\u00ebrisht. Nuk jan\u00eb identifikuar prova t\u00eb ekzistenc\u00ebs s\u00eb nj\u00eb eksploiti deri m\u00eb tani, por problemi potencialisht mund t\u00eb \u00e7oj\u00eb n\u00eb ekzekutimin e kodit t\u00eb tij n\u00eb <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sq\/server\/dts-newyork\/\"   title=\"serveri\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2693\">serveri<\/a>.\n<li class=\"l\"> CVE-2021-44224 \u2014 SSRF-vulneraibilitet (Server Side Request Forgery) n\u00eb mod_proxy, i cili lejon n\u00eb konfigurimet me cil\u00ebsimin \u00abProxyRequests on\u00bb q\u00eb p\u00ebrmes nj\u00eb k\u00ebrkese me nj\u00eb URI t\u00eb strukturuar posa\u00e7\u00ebrisht t\u00eb arrij\u00eb ridrejtimin e k\u00ebrkes\u00ebs n\u00eb nj\u00eb trajtues tjet\u00ebr n\u00eb t\u00eb nj\u00ebjtin server, q\u00eb pranon lidhjet p\u00ebrmes Unix Domain Socket. Problemi gjithashtu mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb shkaktuar r\u00ebnien duke krijuar kushte p\u00ebr dereferenc\u00ebn e nj\u00eb treguesi zero. Problemi prek versionet e Apache httpd q\u00eb nga versioni 2.4.7.    <\/ul>\n<p>Ndryshimet m\u00eb t\u00eb dukshme, t\u00eb pad\u00ebshiruara nga siguria:   <\/p>\n<ul>\n<li class=\"l\"> N\u00eb mod_ssl \u00ebsht\u00eb shtuar mb\u00ebshtetje p\u00ebr nd\u00ebrtimin me bibliotek\u00ebn OpenSSL 3.\n<li class=\"l\"> \u00cbsht\u00eb p\u00ebrmir\u00ebsuar identifikimi i bibliotek\u00ebs OpenSSL n\u00eb skriptet autoconf.\n<li class=\"l\"> N\u00eb mod_proxy p\u00ebr protokollet e tunelimit \u00ebsht\u00eb mund\u00ebsuar \u00e7aktivizimi i ridrejtimit t\u00eb lidhjeve TCP gjysm\u00eb t\u00eb hapura (half-close) p\u00ebrmes vendosjes s\u00eb parametrave \"SetEnv proxy-nohalfclose\".\n<li class=\"l\"> Shtuar kontroll t\u00eb tjera q\u00eb URI-t\u00eb q\u00eb nuk jan\u00eb p\u00ebr proksim p\u00ebrmbajn\u00eb schem\u00ebn http\/https, nd\u00ebrsa ato t\u00eb destinuara p\u00ebr proksim p\u00ebrmbajn\u00eb emrin e hostit.\n<li class=\"l\"> N\u00eb mod_proxy_connect dhe mod_proxy \u00ebsht\u00eb e ndaluar ndryshimi i kodit t\u00eb gjendjes pasi t\u00eb d\u00ebrgohet ai tek klienti.\n<li class=\"l\"> Kur d\u00ebrgohen p\u00ebrgjigje nd\u00ebrruese pas marrjes s\u00eb k\u00ebrkesave me titullin \"Expect: 100-Continue\", garantehet q\u00eb n\u00eb rezultatin e p\u00ebrgjigjes t\u00eb tregohet gjendja \"100 Continue\", dhe jo gjendja aktuale e k\u00ebrkes\u00ebs.\n<li class=\"l\"> N\u00eb mod_dav \u00ebsht\u00eb shtuar mb\u00ebshtetje p\u00ebr zgjerimet CalDAV, n\u00eb t\u00eb cilat gjat\u00eb gjenerimit t\u00eb pron\u00ebs duhet t\u00eb merren parasysh si elementet e dokumentit ashtu edhe elementet e pron\u00ebs. Shtuar funksione t\u00eb reja dav_validate_root_ns(), dav_find_child_ns(), dav_find_next_ns(), dav_find_attr_ns() dhe dav_find_attr(), t\u00eb cilat mund t\u00eb thirren nga module t\u00eb tjera.\n<li class=\"l\"> N\u00eb mpm_event \u00ebsht\u00eb zgjidhur problemi me ndalimin e proceseve f\u00ebmij\u00eb n\u00eb pritje pas nj\u00eb shp\u00ebrthimi t\u00eb ngarkes\u00ebs n\u00eb server.\n<li class=\"l\"> N\u00eb mod_http2 jan\u00eb eliminuar ndryshimet regresive q\u00eb shkaktojn\u00eb sjellje t\u00eb pap\u00ebrshtatshme gjat\u00eb p\u00ebrpunimit t\u00eb kufijve MaxRequestsPerChild dhe MaxConnectionsPerChild.\n<li class=\"l\"> Jan\u00eb zgjeruar mund\u00ebsit\u00eb e modulit mod_md, i cili p\u00ebrdoret p\u00ebr automatizimin e marrjes dhe mir\u00ebmbajtjes s\u00eb sertifikatave duke p\u00ebrdorur protokollin ACME (Mjedisi i Menaxhimit t\u00eb Sertifikatave Automatike):\n<ul>\n<li class=\"l\"> \u00cbsht\u00eb shtuar mb\u00ebshtetje p\u00ebr mekanizmin ACME External Account Binding (EAB), i aktivizuar p\u00ebrmes direktiv\u00ebs MDExternalAccountBinding. Vlerat p\u00ebr EAB mund t\u00eb konfigurohen nga nj\u00eb skedar t\u00eb jasht\u00ebm n\u00eb formatin JSON, e cila lejon q\u00eb parametrat e autentifikimit t\u00eb mos ekspozohen n\u00eb skedarin kryesor. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sq\/server\/\"   title=\"konfigurimin e serverit\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"997\">konfigurimin e serverit<\/a>.\n<li class=\"l\"> N\u00eb direktiv\u00ebn \u2018MDCertificateAuthority\u2019 \u00ebsht\u00eb siguruar verifikimi i specifikimit n\u00eb parametrin URL http\/https ose nj\u00eb nga emrat e paracaktuar (\u2018LetsEncrypt\u2019, \u2018LetsEncrypt-Test\u2019, \u2018Buypass\u2019 dhe \u2018Buypass-Test\u2019).\n<li class=\"l\">  Lejohet specifikimi i direktiv\u00ebs MDContactEmail brenda seksionit .\n<li class=\"l\"> Jan\u00eb korrigjure disa gabime, duke p\u00ebrfshir\u00eb eleminimin e nj\u00eb rrjedhjeje memorjeje q\u00eb ndodhte n\u00eb rast t\u00eb d\u00ebshtimeve gjat\u00eb ngarkimit t\u00eb \u00e7el\u00ebsit privat.  <\/ul>\n<\/ul>\n<p>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56387\">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 2.4.52, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043e 25 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b 2 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: CVE-2021-44790 &#8212; \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 mod_lua, \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u044e\u0449\u0435\u0435\u0441\u044f \u043f\u0440\u0438 \u0440\u0430\u0437\u0431\u043e\u0440\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u0441\u043e\u0441\u0442\u043e\u044f\u0449\u0438\u0445 \u0438\u0437 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0447\u0430\u0441\u0442\u0435\u0439 (multipart). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 Lua-\u0441\u043a\u0440\u0438\u043f\u0442\u044b \u0432\u044b\u0437\u044b\u0432\u0430\u044e\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u044e r:parsebody() \u0434\u043b\u044f \u0440\u0430\u0437\u0431\u043e\u0440\u0430 \u0442\u0435\u043b\u0430 \u0437\u0430\u043f\u0440\u043e\u0441\u0430, \u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u043c\u0443 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0431\u0443\u0444\u0435\u0440\u0430 \u0447\u0435\u0440\u0435\u0437 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0443 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0437\u0430\u043f\u0440\u043e\u0441\u0430. \u0424\u0430\u043a\u0442\u043e\u0432 \u043d\u0430\u043b\u0438\u0447\u0438\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-102701","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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\u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 mod_lua, \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u044e\u0449\u0435\u0435\u0441\u044f \u043f\u0440\u0438 \u0440\u0430\u0437\u0431\u043e\u0440\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u0441\u043e\u0441\u0442\u043e\u044f\u0449\u0438\u0445 \u0438\u0437 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0447\u0430\u0441\u0442\u0435\u0439 (multipart). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 Lua-\u0441\u043a\u0440\u0438\u043f\u0442\u044b \u0432\u044b\u0437\u044b\u0432\u0430\u044e\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u044e r:parsebody() \u0434\u043b\u044f \u0440\u0430\u0437\u0431\u043e\u0440\u0430 \u0442\u0435\u043b\u0430 \u0437\u0430\u043f\u0440\u043e\u0441\u0430, \u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u043c\u0443 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0431\u0443\u0444\u0435\u0440\u0430 \u0447\u0435\u0440\u0435\u0437 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0443 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0437\u0430\u043f\u0440\u043e\u0441\u0430. \u0424\u0430\u043a\u0442\u043e\u0432 \u043d\u0430\u043b\u0438\u0447\u0438\u044f\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/reliz-http-servera-apache-2-4-52-s-ustraneniem-perepolneniya-bufera-v-mod_lua\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-12-22T07:36:38+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-12-22T07:36:38+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47L\u00ebshimi i serverit http Apache 2.4.52 me korrigjimin e mbushjes s\u00eb tamponit n\u00eb mod_lua | ProHoster","description":"Lansohet versioni 2.4.52 i serverit HTTP Apache, i cili p\u00ebrfshin 25 ndryshime dhe korrigjon 2 dob\u00ebsi: CVE-2021-44790 - mbushje buferri n\u00eb mod_lua, e cila shfaqet gjat\u00eb p\u00ebrpunimit t\u00eb k\u00ebrkesave q\u00eb p\u00ebrmbajn\u00eb pjes\u00eb t\u00eb shumta (multipart). Dob\u00ebsia prek konfigurimet ku skriptet Lua th\u00ebrrasin funksionin r:parsebody() p\u00ebr t\u00eb p\u00ebrpunuar trupin e k\u00ebrkes\u00ebs, duke lejuar nj\u00eb sulmues t\u00eb arrij\u00eb mbushjen e buferrit p\u00ebrmes d\u00ebrgimit t\u00eb nj\u00eb k\u00ebrkese t\u00eb hartuar n\u00eb m\u00ebnyr\u00eb specifike. Fakte t\u00eb pranishme","canonical_url":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/reliz-http-servera-apache-2-4-52-s-ustraneniem-perepolneniya-bufera-v-mod_lua","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sq_AL","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\u0420\u0435\u043b\u0438\u0437 http-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Apache 2.4.52 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 mod_lua | ProHoster","og:description":"\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 2.4.52, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043e 25 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b 2 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: CVE-2021-44790 - \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 mod_lua, \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u044e\u0449\u0435\u0435\u0441\u044f \u043f\u0440\u0438 \u0440\u0430\u0437\u0431\u043e\u0440\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u0441\u043e\u0441\u0442\u043e\u044f\u0449\u0438\u0445 \u0438\u0437 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0447\u0430\u0441\u0442\u0435\u0439 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