{"id":167221,"date":"2026-04-02T23:11:54","date_gmt":"2026-04-02T21:11:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-openssh-10-3"},"modified":"2026-04-04T11:22:40","modified_gmt":"2026-04-04T09:22:40","slug":"reliz-openssh-10-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sl\/blog\/news\/reliz-openssh-10-3","title":{"rendered":"Izdaja OpenSSH 10.3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po \u0161estmese\u010dnem razvoju je bila objavljena izdaja OpenSSH 10.3, odprte implementacije odjemalca in <a href=\"https:\/\/prohoster.info\/sl\/server\/\">stre\u017enika<\/a> stre\u017enika za delovanje po protokolih SSH 2.0 in SFTP. Glavne novosti:<\/p>\n<ul>\n<li class=\"l\">Odpravljena je ranljivost, ki napadalcu, ki nadzoruje uporabni\u0161ko ime posredovano pri zagonu orodja ssh, potencialno omogo\u010da izvajanje poljubnih shell ukazov. Ranljivost se ka\u017ee v sistemih, ki uporabljajo nadomestitev \"%u\" v nekaterih direktivah konfiguracijske datoteke, kot je \"Match exec\". Problem je povzro\u010den s preverjanjem posebnih znakov v uporabni\u0161kem imenu v fazi po izvedbi %-nadomestitev v konfiguracijski datoteki ssh_config.<\/li>\n<li class=\"l\">Odpravljena je varnostna te\u017eava v sshd, ki jo povzro\u010da nepravilno ujemanje mo\u017enosti authorized_keys principals=&gt;&gt; z seznamom imen (principal) v potrdilu v situaciji, ko so v imenih navedeni znaki \",\". Za izkori\u0161\u010danje ranljivosti je potrebno, da so v mo\u017enosti authorized_keys principals=&gt;&gt; navedena ve\u010d imen in da je overiteljski center izdal potrdilo z ve\u010d imeni, lo\u010denimi z vejicami (kar obi\u010dajno ni dovoljeno). Spremenjeno je vedenje glede potrdil s praznim imenom \u2014 prej je prazno ime veljalo za vse mo\u017enosti authorized_keys principals=&gt;&gt;, zdaj pa ne velja.<\/li>\n<li class=\"l\">V scp je odpravljena te\u017eava, zaradi katere po prenosu datoteke s pravicami root z navedeno mo\u017enostjo \"-O\" in brez mo\u017enosti \"-p\" niso bili o\u010di\u0161\u010deni zastavice setuid\/setgid.<\/li>\n<li class=\"l\">V sshd je odpravljena te\u017eava z obdelavo klju\u010dev ECDSA v direktivah PubkeyAcceptedAlgorithms in HostbasedAcceptedAlgorithms, zaradi katere so se ob navedbi katerega koli algoritma ECDSA (na primer \"ecdsa-sha2-nistp384\") za\u010deli sprejemati tudi vsi drugi algoritmi, ki temeljijo na ECDSA, \u010deprav niso bili izrecno navedeni na seznamu dovoljenih.<\/li>\n<li class=\"l\">V ssh in sshd je pri interakciji s SSH-agentom dodana podpora identifikatorjem (codepoint), opredeljenim v IANA v specifikaciji draft-ietf-sshm-ssh-agent. Podpora prej uporabljenim identifikatorjem v obliki \"@openssh.com\" je ohranjena.<\/li>\n<li class=\"l\">V ssh-agentu je implementirano raz\u0161iritev \"query\", opredeljeno v specifikaciji draft-ietf-sshm-ssh-agent, ki omogo\u010da dolo\u010ditev funkcij, podprtih s strani agenta. Za poizvedbo seznama podprtih raz\u0161iritev protokola preko poizvedbe \"query\" je v orodje ssh-add dodana mo\u017enost \"-Q\".<\/li>\n<li class=\"l\">V sshd_config je omogo\u010deno navajanje ve\u010d datotek v direktivi RevokedKeys, v ssh_config \u2014 v direktivi RevokedHostKeys.<\/li>\n<li class=\"l\">V ssh je bila dodana ukazna za pobeg &#171;~I&#187; in mo\u017enost &#171;-O conninfo&#187; za prikaz informacij o trenutni povezavi, pa tudi mo\u017enost &#171;-O channels&#187; za prikaz informacij o odprtih kanalih.<\/li>\n<li class=\"l\">V sshd je bila v direktivi PerSourcePenalties implementirana mo\u017enost &#8216;invaliduser&#8217; za dodajanje zamude v primeru poskusa prijave z neobstoje\u010dim uporabnikom (privzeto 5 sekund). Dodana je mo\u017enost dolo\u010danja necelih vrednosti zamude.<\/li>\n<li class=\"l\">V sshd je dodana mo\u017enost GSSAPIDelegateCredentials za upravljanje sprejemanjem delegiranih poverilnic, ki jih zagotovi odjemalec.<\/li>\n<li class=\"l\">V ssh-keygen je dodana podpora za zapisovanje klju\u010dev ED25519 v formatu PKCS8.<\/li>\n<li class=\"l\">Dodana je podpora za shemo digitalnih podpisov ed25519, implementirana preko libcrypto.<\/li>\n<\/ul>\n<p>Izvor: <a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65126\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a OpenSSH 10.3, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u043c SSH 2.0 \u0438 SFTP. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u0423\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u043c\u0443, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u044e\u0449\u0435\u043c\u0443 \u0438\u043c\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f, \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u043e\u0435 \u043f\u0440\u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0435 \u0443\u0442\u0438\u043b\u0438\u0442\u044b ssh, \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0445 shell-\u043a\u043e\u043c\u0430\u043d\u0434. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0445 \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0443 &#171;%u&#187; \u0432 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0434\u0438\u0440\u0435\u043a\u0442\u0438\u0432\u0430\u0445 \u0444\u0430\u0439\u043b\u0430 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a &#171;Match exec&#187;. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-167221","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a OpenSSH 10.3, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f 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\u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u043c SSH 2.0 \u0438 SFTP.","og:url":"https:\/\/prohoster.info\/sl\/blog\/news\/reliz-openssh-10-3","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2026-04-02T21:11:54+00:00","article:modified_time":"2026-04-04T09:22:40+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/posts\/167221","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/comments?post=167221"}],"version-history":[{"count":1,"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/posts\/167221\/revisions"}],"predecessor-version":[{"id":167487,"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/posts\/167221\/revisions\/167487"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/media?parent=167221"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/categories?post=167221"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sl\/wp-json\/wp\/v2\/tags?post=167221"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}