{"id":112583,"date":"2023-12-30T09:10:13","date_gmt":"2023-12-30T07:10:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-gnu-inetutils-2-5-s-ustraneniem-uyazvimosti-v-suid-prilozheniyah"},"modified":"2023-12-30T09:10:13","modified_gmt":"2023-12-30T07:10:13","slug":"vypusk-gnu-inetutils-2-5-s-ustraneniem-uyazvimosti-v-suid-prilozheniyah","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-gnu-inetutils-2-5-s-ustraneniem-uyazvimosti-v-suid-prilozheniyah","title":{"rendered":"Uscita di GNU inetutils 2.5 con correzione delle vulnerabilit\u00e0 nelle applicazioni suid","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dopo 14 mesi di sviluppo \u00e8 stato rilasciato il pacchetto GNU inetutils 2.5 con una collezione di programmi di rete, la maggior parte dei quali \u00e8 stata portata dai sistemi BSD. In particolare, include inetd e syslogd, server e client per ftp, telnet, rsh, rlogin, tftp e talk, oltre a utilit\u00e0 comuni come ping, ping6, traceroute, whois, hostname, dnsdomainname, ifconfig, logger e cos\u00ec via.    <\/p>\n<p>Nella nuova versione \u00e8 stata corretta una vulnerabilit\u00e0 (CVE-2023-40303) nelle applicazioni suid ftpd, rcp, rlogin, rsh, rshd e uucpd, causata dalla mancata verifica dei valori restituiti dalle funzioni setuid(), setgid(), seteuid() e setguid(). La vulnerabilit\u00e0 pu\u00f2 essere sfruttata per creare condizioni in cui la chiamata set*id() non porta alla perdita dei privilegi e l'applicazione continua a funzionare con privilegi elevati, eseguendo operazioni originariamente progettate per essere eseguite con i diritti di un utente non privilegiato. Ad esempio, i processi ftpd, uucpd e rshd, avviati con i diritti di root, continueranno ad utilizzare i privilegi di root in caso di fallimento nella chiamata set*id() dopo l'avvio delle sessioni utente.    <\/p>\n<p>Oltre a risolvere le vulnerabilit\u00e0 e i piccoli errori nella nuova versione, l'utilit\u00e0 ping6 ha aggiunto il supporto per i messaggi ICMPv6 contenenti informazioni sull'irraggiungibilit\u00e0 dell'host di destinazione (\"destination unreachable\", RFC 4443).                <\/p>\n<ul>      <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60366\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 14 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430 GNU inetutils 2.5 \u0441 \u043a\u043e\u043b\u043b\u0435\u043a\u0446\u0438\u0435\u0439 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u0431\u043e\u043b\u044c\u0448\u0430\u044f \u0447\u0430\u0441\u0442\u044c \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043f\u0435\u0440\u0435\u043d\u0435\u0441\u0435\u043d\u0430 \u0438\u0437 BSD-\u0441\u0438\u0441\u0442\u0435\u043c. \u0412 \u0447\u0430\u0441\u0442\u043d\u043e\u0441\u0442\u0438, \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u0432\u0445\u043e\u0434\u044f\u0442 inetd \u0438 syslogd, \u0441\u0435\u0440\u0432\u0435\u0440\u044b \u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u044b \u0434\u043b\u044f ftp, telnet, rsh, rlogin, tftp \u0438 talk, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0442\u0438\u043f\u043e\u0432\u044b\u0435 \u0443\u0442\u0438\u043b\u0438\u0442\u044b, \u0442\u0430\u043a\u0438\u0435 \u043a\u0430\u043a ping, ping6, traceroute, whois, hostname, dnsdomainname, ifconfig, logger \u0438 \u0442.\u043f. [&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-112583","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 14 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430 GNU inetutils 2.5 \u0441 \u043a\u043e\u043b\u043b\u0435\u043a\u0446\u0438\u0435\u0439 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u0431\u043e\u043b\u044c\u0448\u0430\u044f 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