{"id":85674,"date":"2020-06-18T07:41:58","date_gmt":"2020-06-18T05:41:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-ssh-servera-dropbear-2020-79"},"modified":"2020-06-18T07:41:58","modified_gmt":"2020-06-18T05:41:58","slug":"vypusk-ssh-servera-dropbear-2020-79","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-ssh-servera-dropbear-2020-79","title":{"rendered":"Lansarea serverului SSH Dropbear 2020.79","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/lists.ucc.gu.uwa.edu.au\/pipermail\/dropbear\/2020q2\/002241.html\">Prezentat<\/a><\/noindex> nou lansare <noindex><a rel=\"nofollow\" href=\"https:\/\/matt.ucc.asn.au\/dropbear\/dropbear.html\">Dropbear 2020.79<\/a><\/noindex>, un server compact \u0219i un client SSH, distribuit sub licen\u021ba MIT \u0219i utilizat predominant pe sisteme \u00eencorporate, cum ar fi routerele wireless. Dropbear se distinge prin consumul redus de memorie (c\u00e2nd este legat static cu uClibc ocup\u0103 doar 110kB), posibilitatea de a dezactiva func\u021bionalit\u0103\u021bile neesen\u021biale \u00een etapa de construire \u0219i suportul pentru construirea clientului \u0219i serverului \u00eentr-un singur fi\u0219ier executabil, similar cu busybox. Dropbear suport\u0103 redirec\u021bionarea X11, este compatibil cu fi\u0219ierul de chei OpenSSH (~\/.ssh\/authorized_keys) \u0219i poate crea conexiuni multiple cu redirec\u021bionare printr-un gazd\u0103 intermediar\u0103.<\/p>\n<p>\u00cen  <noindex><a rel=\"nofollow\" href=\"https:\/\/mirror.dropbear.nl\/mirror\/CHANGES\">\u00een noul release<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> A fost ad\u0103ugat suport pentru algoritmul de semn\u0103tur\u0103 digital\u0103 Ed25519 \u00een hostkeys \u0219i authorized_keys.\n<li class=\"l\"> A fost ad\u0103ugat suport pentru protocolul de autentificare bazat pe algoritmii de criptare \u00een flux ChaCha20 \u0219i autentificarea mesajelor Poly1305, dezvoltate de Daniel Bernstein.\n<li class=\"l\"> A fost ad\u0103ugat suport pentru formatul de semn\u0103turi digitale rsa-sha2, care, din cauza \u00eencet\u0103rii suportului pentru sha-1, va deveni \u00een cur\u00e2nd obligatoriu pentru OpenSSH (cheile RSA existente vor putea func\u021biona cu noul format f\u0103r\u0103 modificarea hostkeys\/authorized_keys).\n<li class=\"l\"> Implementarea curve25519 a fost \u00eenlocuit\u0103 cu o variant\u0103 mai compact\u0103 de la proiectul TweetNaCl.\n<li class=\"l\"> A fost ad\u0103ugat suport pentru AES GCM (dezactivat \u00een mod implicit).\n<li class=\"l\"> Au fost dezactivate \u00een mod implicit cript\u0103rile CBC, 3DES, hmac-sha1-96 \u0219i redirec\u021bionarea x11.\n<li class=\"l\"> S-au rezolvat problemele de compatibilitate cu sistemul de operare IRIX.\n<li class=\"l\"> A fost ad\u0103ugat un API pentru specificarea cheilor deschise direct \u00een loc de utilizarea authorized_keys.\n<li class=\"l\"> A fost remediat\u0103 o vulnerabilitate \u00een SCP <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=49953\">CVE-2018-20685<\/a><\/noindex>, care permite modificarea permisiunilor de acces pentru directorul \u021bint\u0103 atunci c\u00e2nd serverul returneaz\u0103 un director cu un nume gol sau cu punct. Atunci c\u00e2nd clientul prime\u0219te de la server comanda &#171;D0777 0 &#092;n&#187; sau &#171;D0777 0 .&#092;n&#187;, aplica modificarea permisiunilor pentru directorul curent.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53172\">opennet.ro<\/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 \u043d\u043e\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a Dropbear 2020.79, \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 SSH, \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u043c\u043e\u0433\u043e \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT \u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0433\u043e \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u043d\u0430 \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0435 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u044b. Dropbear \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u043d\u0438\u0437\u043a\u0438\u043c \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u0435\u043c \u043f\u0430\u043c\u044f\u0442\u0438 (\u043f\u0440\u0438 \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u0441\u0432\u044f\u0437\u044b\u0432\u0430\u043d\u0438\u0438 \u0441 uClibc \u0437\u0430\u043d\u0438\u043c\u0430\u0435\u0442 \u0432\u0441\u0435\u0433\u043e 110kB), \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c\u044e \u043e\u0442\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u043b\u0438\u0448\u043d\u0435\u0439 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u043d\u0430 \u044d\u0442\u0430\u043f\u0435 \u0441\u0431\u043e\u0440\u043a\u0438 \u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u043e\u0439 \u0441\u0431\u043e\u0440\u043a\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0432 \u043e\u0434\u043d\u043e\u043c \u0438\u0441\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u043e\u043c \u0444\u0430\u0439\u043b\u0435 \u043f\u043e [&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-85674","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u043d\u043e\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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