{"id":144216,"date":"2025-10-06T17:11:54","date_gmt":"2025-10-06T15:11:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-openssh-10-1"},"modified":"2025-10-06T17:11:54","modified_gmt":"2025-10-06T15:11:54","slug":"reliz-openssh-10-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/no\/blog\/news\/reliz-openssh-10-1","title":{"rendered":"Release OpenSSH 10.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Utgitt en ny versjon av OpenSSH 10.1, en \u00e5pen kildekode-implementering av klient og server for arbeid med SSH 2.0- og SFTP-protokoller.       <\/p>\n<p>Hovedendringer:      <\/p>\n<ul>\n<li class=\"l\"> Sikkerhedsproblemet, der tillader en angriber at inds\u00e6tte shell-kommandoer gennem manipulation med specialtegn i brugernavne eller URI'er, som kunne udf\u00f8res ved k\u00f8rsel af kommandoen angivet i indstillingen &#171;ProxyCommand&#187; og indeholdende substitutionen &#171;%u&#187;, er blevet l\u00f8st. Problemet p\u00e5virker kun systemer, der tillader brug af brugernavne eller URI'er hentet fra ikke-p\u00e5lidelige kilder ved opstart af ssh.\n<p>For at blokere s\u00e5danne angreb er det forbudt at bruge kontroltegn i brugernavne angivet ved opstart i kommandolinjen eller indsat i indstillingerne via %-sekvenser. Det er ogs\u00e5 forbudt at bruge det nul-tegn (&#171;&#092;0&#187;) i ssh:\/\/ URI'er. Der er dog undtagelse for navne angivet i konfigurationsfilen (hvor det antages, at konfigurationsfilen er p\u00e5lidelig).    <\/p>\n<li class=\"l\"> Verkt\u00f8yene ssh og ssh-agent har f\u00e5tt st\u00f8tte for ed25519-n\u00f8kler lagret i PKCS#11-tokens.\n<li class=\"l\"> Indstillingen RefuseConnection er blevet tilf\u00f8jet til konfigurationsfilen ssh_config, hvorved en aktiv sektion afsluttes med en fejlmeddelelse uden fors\u00f8g p\u00e5 at oprette forbindelse. Match host foo RefuseConnection &#171;v\u00e6rt foo er ikke l\u00e6ngere i brug, forbind til v\u00e6rt bar&#187;\n<li class=\"l\"> I ssh og sshd er SIGINFO-signaler lagt til for logging av informasjon om \u00f8kten og aktiv kanal.\n<li class=\"l\"> I sshd, ved avvisning av brukergodkjenning via sertifikat, er det lagt inn logging ikke bare av \u00e5rsaken til blokkering av innlogging, men ogs\u00e5 utfyllende informasjon for identifisering av det problematiske sertifikatet.\n<li class=\"l\"> I sshd er det lagt til en sjekk av X11-skjermnummeret i forhold til forskyvningen spesifisert i direktivet X11DisplayOffset.\n<li class=\"l\"> Unit-testene er blevet udvidet med pr\u00e6stationsm\u00e5lingsegenskaber, der aktiveres ved k\u00f8rsel af &#171;make UNITTEST_BENCHMARK=yes&#187; i OpenBSD eller &#171;make unit-bench&#187; i andre systemer.  <\/ul>\n<p>Endringer som potensielt kan bryte bakoverkompatibiliteten:  <\/p>\n<ul>\n<li class=\"l\"> I ssh ble lagt til en advarsel ved bruk av en usikker n\u00f8kkelscanningsalgoritme under oppretting av tilkobling; advarselen er lagt til p\u00e5 grunn av risikoen for fremtidige angrep ved bruk av tidligere lagrede trafikkdump. For \u00e5 deaktivere advarselen er alternativet WarnWeakCrypto lagt til i ssh_config. Match vert unsafe.example.com WarnWeakCrypto no.\n<li class=\"l\"> I ssh og sshd har behandlingen av DSCP (IPQoS) respons parametere blitt betydelig endret. For interaktiv trafikk settes klasse EF (Expedited Forwarding) som standard for prioritet i tr\u00e5dl\u00f8se nettverk. For ikke-interaktiv trafikk settes klassen til standardinnstillingen i operativsystemet. Trafikkklasse kan endres ved hjelp av IPQoS-innstillingene i ssh_config og sshd_config. ToS (type-of-service) parametere for IPv4 i IPQoS-dirkivet er n\u00e5 foreldet (DSCP har erstattet ToS).\n<li class=\"l\"> I ssh-add er der ved tilf\u00f8jelse af certifikat til ssh-agent implementeret en levetid for certifikatet, der er fem minutter l\u00e6ngere end certifikatets udl\u00f8bstid (til automatisk fjernelse af udl\u00f8bne certifikater). For at deaktivere denne adf\u00e6rd er der tilf\u00f8jet en mulighed &#171;-N&#187; i ssh-add.\n<li class=\"l\"> St\u00f8tte for XMSS-n\u00f8kler, som ble merket som eksperimentell og aldri ble aktivert som standard, er fjernet.\n<li class=\"l\"> Unix-sokler opprettet av ssh-agent og sshd er flyttet fra katalogen \/tmp til ~\/.ssh\/agent, hvilket garanterer at disse soklene ikke kan n\u00e5s av isolerte prosesser som har begrenset tilgang til filsystemet, men fritt tilgang til \/tmp.            <\/ul>\n<p>I fremtidige udgivelser vil DNS-poster for SHA1 SSHFP blive erkl\u00e6ret for\u00e6ldede p\u00e5 grund af problemer med p\u00e5lideligheden af hash-funktionen SHA1. Disse poster vil blive ignoreret, og kommandoen &#171;ssh-keygen -r&#187; vil kun generere SHA256 SSHFP-poster.<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64007\">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 OpenSSH 10.1, \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 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0441 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c\u044e, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u043c\u0443 \u043f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u0442\u044c shell-\u043a\u043e\u043c\u0430\u043d\u0434\u044b \u0447\u0435\u0440\u0435\u0437 \u043c\u0430\u043d\u0438\u043f\u0443\u043b\u044f\u0446\u0438\u0438 \u0441\u043e \u0441\u043f\u0435\u0446\u0441\u0438\u043c\u0432\u043e\u043b\u0430\u043c\u0438 \u0432 \u0438\u043c\u0435\u043d\u0438 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u0438\u043b\u0438 URI, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u043b\u0438 \u0431\u044b\u0442\u044c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u044b \u043f\u0440\u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b, \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0439 \u0447\u0435\u0440\u0435\u0437 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0443 &#171;ProxyCommand&#187; \u0438 \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0435\u0439 \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0443 &#171;%u&#187;. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u0441\u0438\u0441\u0442\u0435\u043c\u044b, [&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-144216","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta 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