{"id":153260,"date":"2026-01-01T17:11:58","date_gmt":"2026-01-01T15:11:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-shadow-utils-4-19-s-priznaniem-ustarevshim-mehanizma-ogranicheniya-vremeni-dejstviya-parolej"},"modified":"2026-01-01T17:11:58","modified_gmt":"2026-01-01T15:11:58","slug":"vypusk-shadow-utils-4-19-s-priznaniem-ustarevshim-mehanizma-ogranicheniya-vremeni-dejstviya-parolej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-shadow-utils-4-19-s-priznaniem-ustarevshim-mehanizma-ogranicheniya-vremeni-dejstviya-parolej","title":{"rendered":"A shadow-utils 4.19 kiad\u00e1s, amely elavultnak tekinti a jelsz\u00f3 \u00e9rv\u00e9nyess\u00e9gi id\u0151 korl\u00e1toz\u00f3 mechanizmus\u00e1t","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>El\u00e9rhet\u0151 a shadow-utils 4.19.0 eszk\u00f6zk\u00e9szlet, amely tartalmazza a felhaszn\u00e1l\u00f3i \u00e9s csoportadatok kezel\u00e9s\u00e9hez sz\u00fcks\u00e9ges seg\u00e9dprogramokat, valamint a jelszavak egy k\u00fcl\u00f6n f\u00e1jlban t\u00f6rt\u00e9n\u0151 t\u00e1rol\u00e1s\u00e1t az \/etc\/shadow-ban, amely csak a root felhaszn\u00e1l\u00f3 \u00e9s a shadow csoport sz\u00e1m\u00e1ra hozz\u00e1f\u00e9rhet\u0151. A csomag olyan eszk\u00f6z\u00f6ket tartalmaz, mint a useradd, userdel, usermod, pwconv, groupadd, groupdel, groupmod, pwunconv, pwck, lastlog, su \u00e9s login. Az eszk\u00f6zk\u00e9szlet k\u00f3dja C nyelven \u00edr\u00f3dott \u00e9s BSD licenc alatt terjesztett.    <\/p>\n<p>Az \u00faj verzi\u00f3 kiemelked\u0151 a jelsz\u00f3 megv\u00e1ltoztat\u00e1s\u00e1nak k\u00f6telez\u0151 jelleg\u0171 funkci\u00f3j\u00e1nak bevezet\u00e9s\u00e9vel, amely a felhaszn\u00e1l\u00f3kat arra k\u00e9nyszer\u00edti, hogy egy bizonyos id\u0151 ut\u00e1n v\u00e1ltogass\u00e1k jelszavaikat. Modern kutat\u00e1sok kimutatt\u00e1k, hogy a jelszavak rendszeres cser\u00e9j\u00e9b\u0151l sz\u00e1rmaz\u00f3 biztons\u00e1gi nyeres\u00e9g elhanyagolhat\u00f3, \u00e9s a jelsz\u00f3v\u00e1lt\u00e1sra val\u00f3 k\u00e9nyszer\u00edt\u00e9s a felhaszn\u00e1l\u00f3kat el\u0151re megj\u00f3solhat\u00f3 mint\u00e1kra \u00f6szt\u00f6nzi. A 2025-ben elfogadott NIST SP 800-63B-4 szabv\u00e1ny nem aj\u00e1nlja a jelszavak \u00e9lettartam\u00e1nak korl\u00e1toz\u00e1s\u00e1t. Az elavult funkci\u00f3k k\u00f6z\u00e9 tartozik a &#171;-k&#187; (&#8212;keep-tokens), &#171;-n&#187; (&#8212;mindays), &#171;-x&#187; (&#8212;maxdays), &#171;-i&#187; (&#8212;inactive) \u00e9s &#171;-w&#187; (&#8212;warndays), valamint a PASS_MIN_DAYS, PASS_MAX_DAYS, PASS_WARN_AGE, INACTIVE, sp_lstchg, sp_min, sp_max, sp_warn \u00e9s sp_inact flag-ek. Jelenleg nincsenek tervek ezen opci\u00f3k \u00e9s flag-ek elt\u00e1vol\u00edt\u00e1s\u00e1ra, csup\u00e1n az elavultk\u00e9nt val\u00f3 megjel\u00f6l\u00e9s\u00fck zajlik.        <\/p>\n<p>A leg\u00fajabb verzi\u00f3ban egy\u00e9b jelent\u0151s v\u00e1ltoz\u00e1sok:  <\/p>\n<ul>\n<li class=\"l\"> A konfigur\u00e1ci\u00f3s f\u00e1jlokban tilos az escaped \u00faj vonalak haszn\u00e1lata.\n<li class=\"l\"> Elavultnak nyilv\u00e1n\u00edtott\u00e1k az SHA-1 hash-ek t\u00e1mogat\u00e1s\u00e1t, a k\u00f6vetkez\u0151 kiad\u00e1sban a &#8216;&#8212;with-sha-crypt&#8217; opci\u00f3 el lesz t\u00e1vol\u00edtva.\n<li class=\"l\"> Az elavult \u00e9s a j\u00f6v\u0151beli kiad\u00e1sokban elt\u00e1vol\u00edt\u00e1sra tervezett seg\u00e9dprogramok k\u00f6z\u00e9 tartozik a groupmems \u00e9s a logoutd.\n<li class=\"l\"> Le lett tiltva n\u00e9h\u00e1ny vesz\u00e9lyes felhaszn\u00e1l\u00f3n\u00e9v \u00e9s csoportn\u00e9v haszn\u00e1lata, f\u00fcggetlen\u00fcl az &#171;&#8212;badname&#187; opci\u00f3 \u00e1llapot\u00e1t\u00f3l. P\u00e9ld\u00e1ul azok a nevek, amelyek &#171;-&#187;-val kezd\u0151dnek vagy szolg\u00e1ltat\u00f3 szimb\u00f3lumokat tartalmaznak, mint p\u00e9ld\u00e1ul &#171;#:;,\\\/&#187; \u00e9s k\u00fcl\u00f6nf\u00e9le id\u00e9z\u0151jelek.    <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64541\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f shadow-utils 4.19.0, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0435\u0433\u043e \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u0434\u043b\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0443\u0447\u0451\u0442\u043d\u044b\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u043c\u0438 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0438 \u0433\u0440\u0443\u043f\u043f, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043f\u0430\u0440\u043e\u043b\u0435\u0439 \u0432 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u043c \u0444\u0430\u0439\u043b\u0435 \/etc\/shadow, \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e\u043c \u0442\u043e\u043b\u044c\u043a\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e root \u0438 \u0433\u0440\u0443\u043f\u043f\u0435 shadow. \u0412 \u0441\u043e\u0441\u0442\u0430\u0432 \u0432\u0445\u043e\u0434\u044f\u0442 \u0442\u0430\u043a\u0438\u0435 \u0443\u0442\u0438\u043b\u0438\u0442\u044b, \u043a\u0430\u043a useradd, userdel, usermod, pwconv, groupadd, groupdel, groupmod, pwunconv, pwck, lastlog, su \u0438 login. \u041a\u043e\u0434 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u0421\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\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-153260","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f shadow-utils 4.19.0, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0435\u0433\u043e \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u0434\u043b\u044f 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