{"id":112005,"date":"2023-12-05T15:10:42","date_gmt":"2023-12-05T13:10:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/fish-3-6-2-i-3-6-3-s-ispravleniem-cve-2023-49284"},"modified":"2023-12-05T15:10:42","modified_gmt":"2023-12-05T13:10:42","slug":"fish-3-6-2-i-3-6-3-s-ispravleniem-cve-2023-49284","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/novosti-interneta\/fish-3-6-2-i-3-6-3-s-ispravleniem-cve-2023-49284","title":{"rendered":"fish 3.6.2 e 3.6.3 con correzione CVE-2023-49284","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>\u00c8 stata rilasciata una versione correttiva 3.6.2 della shell interattiva fish che risolve una vulnerabilit\u00e0 <a rel=\"nofollow\" href=\"https:\/\/github.com\/fish-shell\/fish-shell\/security\/advisories\/GHSA-2j9r-pm96-wp4f\">CVE-2023-49284<\/a>.<\/p>\n<p><\/noindex><\/noindex>  <\/p>\n<p>La shell fish utilizza alcuni caratteri Unicode per la marcatura interna delle sostituzioni e delle estensioni. Questo approccio errato consentiva di leggere questi caratteri nell'output delle sostituzioni, invece di convertirli in una rappresentazione interna sicura.<\/p>\n<p>Sebbene ci\u00f2 possa causare comportamenti imprevisti durante l'input diretto (ad esempio, echo UFDD2HOME restituisce lo stesso output di echo $HOME), pu\u00f2 diventare un problema di sicurezza di minor impatto se l'output proviene da un programma esterno nelle sostituzioni, dove tale output potrebbe non essere previsto.<\/p>\n<p>Questa mancanza di progettazione \u00e8 emersa nelle versioni pi\u00f9 precoci di fish, anche prima dell'introduzione del sistema di controllo versione, e si ritiene che sia presente in ogni versione di fish rilasciata negli ultimi 15 anni o pi\u00f9, sebbene con caratteri diversi.<\/p>\n<p>L'esecuzione di codice non sembra essere possibile, ma un attacco DoS (attraverso la rivelazione di un gran numero di parentesi) o la divulgazione di informazioni (ad esempio, attraverso l'espansione delle variabili) sono potenzialmente possibili in determinate circostanze.<\/p>\n<p>Nella versione 3.6.3 sono stati corretti solo i test.<\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/security\/17442560\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0432\u044b\u043f\u0443\u0441\u043a 3.6.2 \u0438\u043d\u0442\u0435\u0440\u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u043e\u0431\u043e\u043b\u043e\u0447\u043a\u0438 fish \u0441 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 CVE-2023-49284. fish shell \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0441\u0438\u043c\u0432\u043e\u043b\u044b Unicode \u0434\u043b\u044f \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0435\u0439 \u043c\u0430\u0440\u043a\u0438\u0440\u043e\u0432\u043a\u0438 \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043e\u0447\u043d\u044b\u0445 \u0437\u043d\u0430\u043a\u043e\u0432 \u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0439. \u042d\u0442\u043e\u0442 \u043d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u043f\u043e\u0434\u0445\u043e\u0434 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u043b \u0447\u0438\u0442\u0430\u0442\u044c \u044d\u0442\u0438 \u0441\u0438\u043c\u0432\u043e\u043b\u044b \u0432 \u0432\u044b\u0432\u043e\u0434\u0435 \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u043a\u043e\u043c\u0430\u043d\u0434, \u0432\u043c\u0435\u0441\u0442\u043e \u0442\u043e\u0433\u043e \u0447\u0442\u043e\u0431\u044b \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u0442\u044c \u0438\u0445 \u0432 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0435 \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0435\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u0435. \u0425\u043e\u0442\u044f \u044d\u0442\u043e \u043c\u043e\u0436\u0435\u0442 \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043d\u0435\u043e\u0436\u0438\u0434\u0430\u043d\u043d\u043e\u0435 \u043f\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u043f\u0440\u0438 \u043f\u0440\u044f\u043c\u043e\u043c \u0432\u0432\u043e\u0434\u0435 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, [&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-112005","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0432\u044b\u043f\u0443\u0441\u043a 3.6.2 \u0438\u043d\u0442\u0435\u0440\u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u043e\u0431\u043e\u043b\u043e\u0447\u043a\u0438 fish \u0441 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c 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La shell fish utilizza alcuni caratteri Unicode per il tagging interno dei segnaposto e delle estensioni. Questo approccio errato consentiva di visualizzare questi caratteri nell'output dei comandi, invece di convertirli in una rappresentazione interna sicura. Anche se questo potrebbe causare un comportamento imprevisto durante l'inserimento diretto (ad esempio,","canonical_url":"https:\/\/prohoster.info\/it\/blog\/novosti-interneta\/fish-3-6-2-i-3-6-3-s-ispravleniem-cve-2023-49284","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"it_IT","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47fish 3.6.2 \u0438 3.6.3 \u0441 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c CVE-2023-49284 | ProHoster","og:description":"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0432\u044b\u043f\u0443\u0441\u043a 3.6.2 \u0438\u043d\u0442\u0435\u0440\u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u043e\u0431\u043e\u043b\u043e\u0447\u043a\u0438 fish \u0441 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 CVE-2023-49284. fish shell \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0441\u0438\u043c\u0432\u043e\u043b\u044b Unicode \u0434\u043b\u044f \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0435\u0439 \u043c\u0430\u0440\u043a\u0438\u0440\u043e\u0432\u043a\u0438 \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043e\u0447\u043d\u044b\u0445 \u0437\u043d\u0430\u043a\u043e\u0432 \u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0439. \u042d\u0442\u043e\u0442 \u043d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u043f\u043e\u0434\u0445\u043e\u0434 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u043b \u0447\u0438\u0442\u0430\u0442\u044c \u044d\u0442\u0438 \u0441\u0438\u043c\u0432\u043e\u043b\u044b \u0432 \u0432\u044b\u0432\u043e\u0434\u0435 \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u043a\u043e\u043c\u0430\u043d\u0434, \u0432\u043c\u0435\u0441\u0442\u043e \u0442\u043e\u0433\u043e \u0447\u0442\u043e\u0431\u044b \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u0442\u044c \u0438\u0445 \u0432 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0435 \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0435\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u0435. \u0425\u043e\u0442\u044f \u044d\u0442\u043e \u043c\u043e\u0436\u0435\u0442 \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043d\u0435\u043e\u0436\u0438\u0434\u0430\u043d\u043d\u043e\u0435 \u043f\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u043f\u0440\u0438 \u043f\u0440\u044f\u043c\u043e\u043c \u0432\u0432\u043e\u0434\u0435 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440,","og:url":"https:\/\/prohoster.info\/it\/blog\/novosti-interneta\/fish-3-6-2-i-3-6-3-s-ispravleniem-cve-2023-49284","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":"2023-12-05T13:10:42+00:00","article:modified_time":"2023-12-05T13:10:42+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\/it\/wp-json\/wp\/v2\/posts\/112005","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/comments?post=112005"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/posts\/112005\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/media?parent=112005"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/categories?post=112005"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/tags?post=112005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}