{"id":102799,"date":"2021-12-29T09:36:48","date_gmt":"2021-12-29T07:36:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/%d0%be%d0%b1%d0%bd%d0%be%d0%b2%d0%bb%d0%b5%d0%bd%d0%b8%d0%b5-log4j-2-17-1-%d1%81-%d1%83%d1%81%d1%82%d1%80%d0%b0%d0%bd%d0%b5%d0%bd%d0%b8%d0%b5%d0%bc-%d0%b5%d1%89%d1%91-%d0%be%d0%b4%d0%bd%d0%be%d0%b9"},"modified":"2021-12-29T09:36:48","modified_gmt":"2021-12-29T07:36:48","slug":"%d0%be%d0%b1%d0%bd%d0%be%d0%b2%d0%bb%d0%b5%d0%bd%d0%b8%d0%b5-log4j-2-17-1-%d1%81-%d1%83%d1%81%d1%82%d1%80%d0%b0%d0%bd%d0%b5%d0%bd%d0%b8%d0%b5%d0%bc-%d0%b5%d1%89%d1%91-%d0%be%d0%b4%d0%bd%d0%be%d0%b9","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/%d0%be%d0%b1%d0%bd%d0%be%d0%b2%d0%bb%d0%b5%d0%bd%d0%b8%d0%b5-log4j-2-17-1-%d1%81-%d1%83%d1%81%d1%82%d1%80%d0%b0%d0%bd%d0%b5%d0%bd%d0%b8%d0%b5%d0%bc-%d0%b5%d1%89%d1%91-%d0%be%d0%b4%d0%bd%d0%be%d0%b9","title":{"rendered":"Aggiornamento Log4j 2.17.1 che risolve un'altra vulnerabilit\u00e0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Sono stati pubblicati gli aggiornamenti correttivi per la libreria Log4j 2.17.1, 2.3.2-rc1 e 2.12.4-rc1, in cui \u00e8 stata risolta un'altra vulnerabilit\u00e0 (CVE-2021-44832). Si segnala che il problema consente l'esecuzione remota di codice (RCE), ma \u00e8 contrassegnato come non critico (CVSS Score 6.6) e rappresenta principalmente un interesse teorico, poich\u00e9 richiede condizioni specifiche per essere sfruttato: l'attaccante deve essere in grado di modificare il file di configurazione di Log4j, ovvero deve avere accesso al sistema attaccato e autorizzazioni per modificare il valore del parametro log4j2.configurationFile o apportare modifiche ai file di configurazione esistenti per la registrazione.    <\/p>\n<p>L'attacco consiste nella definizione di una configurazione locale basata su JDBC Appender, che fa riferimento a un URI JNDI esterno, dal quale potrebbe essere restituita una classe Java da eseguire. Di default, JDBC Appender non \u00e8 configurato per gestire protocolli diversi da Java, quindi senza modifiche alla configurazione l'attacco non \u00e8 possibile. Inoltre, il problema si manifesta solo nel file JAR log4j-core e non colpisce le applicazioni che utilizzano il file JAR log4j-api senza log4j-core.             \t                              &#8230;<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56428\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Log4j 2.17.1, 2.3.2-rc1 \u0438 2.12.4-rc1, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0435\u0449\u0451 \u043e\u0434\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2021-44832). \u0423\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043a\u043e\u0434\u0430 (RCE), \u043d\u043e \u043f\u0440\u0438 \u044d\u0442\u043e\u043c \u043f\u043e\u043c\u0435\u0447\u0435\u043d\u0430 \u043a\u0430\u043a \u043d\u0435\u043e\u043f\u0430\u0441\u043d\u0430\u044f (CVSS Score 6.6) \u0438 \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u043b\u0438\u0448\u044c \u0442\u0435\u043e\u0440\u0435\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0438\u043d\u0442\u0435\u0440\u0435\u0441, \u0442\u0430\u043a \u043a\u0430\u043a \u0442\u0440\u0435\u0431\u0443\u0435\u0442 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u044b\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u0439 \u0434\u043b\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 &#8212; \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u0434\u043e\u043b\u0436\u0435\u043d \u0438\u043c\u0435\u0442\u044c \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0432\u043d\u0435\u0441\u0442\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 [&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-102799","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" 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