{"id":105093,"date":"2022-09-14T21:36:59","date_gmt":"2022-09-14T19:36:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-samba-4-17-0"},"modified":"2022-09-14T21:36:59","modified_gmt":"2022-09-14T19:36:59","slug":"vypusk-samba-4-17-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hr\/blog\/news\/vypusk-samba-4-17-0","title":{"rendered":"Izdanje Samba 4.17.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Objavljen je Samba 4.17.0, koji je nastavio razvoj serije Samba 4 s potpunom implementacijom kontrolera domene i Active Directory usluge, kompatibilne s implementacijom Windows 2008 i sposobne za podr\u0161ku svim verzijama Windows klijenata koje Microsoft podr\u017eava, uklju\u010duju\u0107i Windows 11. Samba 4 je multifunkcionalni serverski proizvod koji tako\u0111er pru\u017ea implementaciju datote\u010dnog poslu\u017eitelja, usluge ispisa i poslu\u017eitelja identiteta (winbind).      <\/p>\n<p>Klju\u010dne promjene u Samba 4.17:  <\/p>\n<ul>\n<li class=\"l\"> Poduzeti su koraci za otklanjanje regresija u performansama optere\u0107enih SMB poslu\u017eitelja, koje su nastale kao rezultat dodavanja za\u0161tite od ranjivosti koja manipulira simboli\u010dkim linkovima. Me\u0111u provedenim optimizacijama isti\u010de se smanjenje sistemskih poziva prilikom provjere imena direktorija i ne kori\u0161tenje wakeup doga\u0111aja pri obradi konkurentnih operacija, \u0161to dovodi do zaka\u0161njenja.\n<li class=\"l\"> Omogu\u0107ena je gradnja Sambe bez podr\u0161ke za SMB1 protokol u smbd. Opcija &#171;&#8212;without-smb1-server&#187; implementirana je u skriptu za konfiguraciju za isklju\u010divanje SMB1 (utje\u010de samo na smbd, dok se podr\u0161ka za SMB1 odr\u017eava u klijentskim bibliotekama).\n<li class=\"l\"> Kori\u0161tenjem MIT Kerberos 1.20 omogu\u0107ena je za\u0161tita od napada &#171;Bronze Bit&#187; (CVE-2020-17049), zahvaljuju\u0107i prijenosu dodatnih informacija izme\u0111u KDC i KDB komponenti. Problem je u kori\u0161tenom KDC-u temeljenom na Heimdal Kerberos ispravljen 2021. godine.\n<li class=\"l\"> Prilikom izgradnje s MIT Kerberos 1.20 u kontroleru <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hr\/domain\/\"   title=\"domenu\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4149\">domenu<\/a> Na bazi Sambe implementirana je podr\u0161ka za Kerberos pro\u0161irenja S4U2Self i S4U2Proxy, kao i mogu\u0107nost ograni\u010denog delegiranja temeljenog na resursima (RBCD, Resource Based Constrained Delegation). U timu &#171;samba-tool delegation&#187; dodane su podkomande &#8216;add-principal&#8217; i &#8216;del-principal&#8217; za upravljanje RBCD-om. U kori\u0161tenom KDC-u temeljenom na Heimdal Kerberos, RBCD re\u017eim trenutno nije podr\u017ean.\n<li class=\"l\"> U ugra\u0111enoj DNS usluzi omogu\u0107ena je promjena mre\u017ene portne koji prihva\u0107a zahtjeve (na primjer, za pokretanje drugog DNS poslu\u017eitelja na istom sustavu, koji preusmjerava odre\u0111ene zahtjeve prema Sambi).\n<li class=\"l\"> U komponenti CTDB, odgovornoj za rad klasterskih konfiguracija, smanjeni su zahtjevi za sintaksu datoteke ctdb.tunables. Pri gradnji Sambe s opcijama &#171;&#8212;with-cluster-support&#187; i &#171;&#8212;systemd-install-services&#187; osigurana je instalacija systemd servisa za CTDB. Pru\u017eanje skripte ctdbd_wrapper prekinuto je \u2014 proces ctdbd sada se pokre\u0107e izravno iz systemd servisa ili iz inicijalizacijske skripte.\n<li class=\"l\"> Implementirana je postavka &#8216;nt hash store = never&#8217; koja zabranjuje pohranu &#171;golih&#187; (bez soli) he\u0161ova lozinki korisnika Active Directory. U sljede\u0107oj verziji, postavka &#8216;nt hash store&#8217; bit \u0107e prema zadanim postavkama postavljena na &#171;auto&#187;, pri \u010demu \u0107e se re\u017eim &#171;never&#187; primijeniti u slu\u010daju da je postavka &#8216;ntlm auth = disabled&#8217;.\n<li class=\"l\"> Predlo\u017eena je omotnica za pristup API-ju knji\u017enice smbconf iz koda napisanog u Pythonu.\n<li class=\"l\"> U programu smbstatus implementirana je mogu\u0107nost izlaza informacija u JSON formatu (uklju\u010duje se opcijom &#171;&#8212;json&#187;).\n<li class=\"l\"> U kontroleru domene implementirana je podr\u0161ka za sigurnosnu grupu &#171;Za\u0161ti\u0107eni korisnici&#187;, koja se pojavila u Windows Server 2012 R2 i ne dopu\u0161ta kori\u0161tenje nesigurnih tipova \u0161ifriranja (za korisnike u grupi onemogu\u0107ena je podr\u0161ka za NTLM autentifikaciju, Kerberos TGT-ove temeljene na RC4, ograni\u010deno i neograni\u010deno delegiranje).\n<li class=\"l\"> Prekinuta je podr\u0161ka za pohranu lozinki i metodu autentifikacije temeljenoj na LanManu (postavka &#171;lanman auth = yes&#187; sada nije bitna).<br \/>\n<br \/>Izvor: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57782\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.17.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 \u0434\u043e\u043c\u0435\u043d\u0430 \u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u0430 Active Directory, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 Windows 2008 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0433\u043e \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0442\u044c \u0432\u0441\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 Microsoft \u0432\u0435\u0440\u0441\u0438\u0438 Windows-\u043a\u043b\u0438\u0435\u043d\u0442\u043e\u0432, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 Windows 11. Samba 4 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043c\u043d\u043e\u0433\u043e\u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u043c \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u043c, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u043c \u0442\u0430\u043a\u0436\u0435 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430, \u0441\u0435\u0440\u0432\u0438\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u0438 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 (winbind). \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\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-105093","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\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.17.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 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