{"id":82511,"date":"2020-05-22T07:42:23","date_gmt":"2020-05-22T05:42:23","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-apache-tomcat-dopuskayushhaya-udalyonnoe-vypolnenie-koda"},"modified":"2020-05-22T07:42:23","modified_gmt":"2020-05-22T05:42:23","slug":"uyazvimost-v-apache-tomcat-dopuskayushhaya-udalyonnoe-vypolnenie-koda","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/novosti-interneta\/uyazvimost-v-apache-tomcat-dopuskayushhaya-udalyonnoe-vypolnenie-koda","title":{"rendered":"Eine Schwachstelle in Apache Tomcat erm\u00f6glicht die Ausf\u00fchrung von Code aus der Ferne.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/announce@tomcat.apache.org\/msg00414.html\">Ver\u00f6ffentlicht<\/a> Information zur Schwachstelle (CVE-2020-9484) in Apache Tomcat, einer offenen Implementierung der Technologien Java Servlet, JavaServer Pages, Java Expression Language und Java WebSocket. Das Problem erm\u00f6glicht die Ausf\u00fchrung von Code auf dem Server durch das Senden einer speziell formatierten Anfrage. Die Schwachstelle wurde in den Versionen Apache Tomcat 10.0.0-M5, 9.0.35, 8.5.55 und 7.0.104 behoben.<\/p>\n<p>Um die Schwachstelle erfolgreich auszunutzen, muss der Angreifer in der Lage sein, den Inhalt und den Dateinamen zu kontrollieren bei <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/de\/server\/dts-dronten\/\" title=\"Server\" data-wpil-keyword-link=\"linked\">Server<\/a> (zum Beispiel, wenn die Anwendung die M\u00f6glichkeit bietet, Dokumente oder Bilder hochzuladen). Dar\u00fcber hinaus ist ein Angriff nur auf Systemen m\u00f6glich, die den PersistenceManager mit einem FileStore verwenden, bei dem der Parameter sessionAttributeValueClassNameFilter auf &#171;null&#187; (standardm\u00e4\u00dfig, wenn kein SecurityManager angewendet wird) gesetzt ist oder ein schwacher Filter ausgew\u00e4hlt wurde, der die Deserialisierung von Objekten zul\u00e4sst. Der Angreifer muss auch den Pfad zur kontrollierten Datei, relativ zum Speicherort des FileStore, kennen oder erraten.<\/p>\n<p><a rel=\"nofollow\" name=\"link\"><\/a><\/p>\n<p>Quelle: <a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53001\">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 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e\u0431 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (CVE-2020-9484) \u0432 Apache Tomcat, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439 Java Servlet, JavaServer Pages, Java Expression Language \u0438 Java WebSocket. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u0434\u0430 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435 \u0447\u0435\u0440\u0435\u0437 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0443 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0437\u0430\u043f\u0440\u043e\u0441\u0430. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u0445 Apache Tomcat 10.0.0-M5, 9.0.35, 8.5.55 \u0438 7.0.104. \u0414\u043b\u044f \u0443\u0441\u043f\u0435\u0448\u043d\u043e\u0439 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \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 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435 \u0438 [&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-82511","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=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e\u0431 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (CVE-2020-9484) \u0432 Apache 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