{"id":30564,"date":"2019-10-31T21:36:12","date_gmt":"2019-10-31T18:36:12","guid":{"rendered":"https:\/\/prohoster.info\/blog\/positive-technologies-soobshhila-o-nahodke-novoj-potentsialnoj-zakladki-v-chipah-intel\/"},"modified":"2019-10-31T21:36:12","modified_gmt":"2019-10-31T18:36:12","slug":"positive-technologies-soobshhila-o-nahodke-novoj-potentsialnoj-zakladki-v-chipah-intel","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/positive-technologies-soobshhila-o-nahodke-novoj-potentsialnoj-zakladki-v-chipah-intel","title":{"rendered":"Positive Technologies ha informado sobre el hallazgo de una nueva potencial 'puerta trasera' en los chips de Intel","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Es poco probable que alguien discuta que los procesadores son soluciones bastante complejas, que simplemente no pueden funcionar sin autodiagn\u00f3stico y sofisticados medios de control tanto en la etapa de fabricaci\u00f3n como en el proceso de funcionamiento. Los desarrolladores tienen la obligaci\u00f3n de contar con herramientas de \"supremac\u00eda\" para estar completamente seguros de la idoneidad del producto. Y estas herramientas no desaparecen. En el futuro, todos estos medios de diagn\u00f3stico dentro del procesador pueden servir para fines ben\u00e9ficos como las tecnolog\u00edas de control remoto tipo Intel AMT, o potencialmente pueden convertirse en puertas traseras para agencias de seguridad o delincuentes, lo que para el usuario suele ser lo mismo.<\/p>\n<p><img decoding=\"async\" alt=\"Positive Technologies ha informado sobre el hallazgo de una nueva potencial &#039;puerta trasera&#039; en los chips de Intel\" src=\"\/wp-content\/uploads\/2019\/03\/d89975d3b8ec2c77d9898ded6c99be61.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Como recordar\u00e1s, en mayo de 2016 los especialistas de Positive Technologies descubrieron que el m\u00f3dulo Intel Management Engine 11, que implementa la tecnolog\u00eda AMT en el hub del sistema (PCH), hab\u00eda sufrido cambios significativos y se hab\u00eda vuelto vulnerable a ataques de delincuentes. Hasta la versi\u00f3n IME 11, el m\u00f3dulo ten\u00eda una arquitectura \u00fanica y no representaba un peligro particular sin documentaci\u00f3n especial, pero puede abrir el acceso a la informaci\u00f3n en la memoria del PC. Desde la versi\u00f3n IME 11, el m\u00f3dulo se volvi\u00f3 compatible con x86 y accesible para el estudio por amplias masas (m\u00e1s sobre la vulnerabilidad INTEL-SA-00086 aqu\u00ed y en m\u00e1s enlaces). Adem\u00e1s, un a\u00f1o despu\u00e9s, se descubri\u00f3 una conexi\u00f3n entre IME y el programa de vigilancia de la NSA de EE. UU. Un estudio posterior del IME condujo al descubrimiento de otra posible \"trampa\" en los controladores y procesadores de Intel, sobre la cual ayer en la conferencia Black Hat en Singapur los especialistas de Positive Technologies, Maksim Goryachiy y Mark Yermolov, hablaron.<\/p>\n<p>Dentro del chipset PCH y en los procesadores Intel se ha encontrado un analizador l\u00f3gico multifuncional de se\u00f1ales llamado VISA (Intel Visualization of Internal Signals Architecture). Es decir, VISA tambi\u00e9n es una herramienta de Intel para verificar la integridad de los procesadores. La documentaci\u00f3n del bloque no est\u00e1 disponible p\u00fablicamente, pero eso no significa que no exista. El estudio de VISA ha revelado que el analizador, que inicialmente se desactiva en la f\u00e1brica de Intel, puede ser activado por un delincuente, proporcionando acceso tanto a la informaci\u00f3n en la memoria de la PC como a las secuencias de se\u00f1ales de los perif\u00e9ricos. Y se han encontrado varias formas de activar VISA.<\/p>\n<p><center><\/center><\/p>\n<p><img decoding=\"async\" alt=\"Positive Technologies ha informado sobre el hallazgo de una nueva potencial &#039;puerta trasera&#039; en los chips de Intel\" src=\"\/wp-content\/uploads\/2019\/03\/936d46e3250846920e672fa5a50d1b5b.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Activar VISA y obtener, por ejemplo, acceso a las c\u00e1maras web fue posible en una placa base com\u00fan. No se necesit\u00f3 ning\u00fan equipo especial para esto. Este y otro ejemplo fueron demostrados por especialistas de Positive Technologies durante una presentaci\u00f3n en Black Hat. Nadie relaciona directamente a la NSA con la existencia de VISA (hasta ahora), salvo, por supuesto, los conspiracionistas. Sin embargo, si existe la posibilidad no documentada de activar un analizador de se\u00f1ales en cualquier sistema basado en Intel, entonces en alg\u00fan lugar seguramente lo habilitar\u00e1n.<\/p>\n<p><center><\/p>\n<p><\/center><\/p>\n<p>\t\t\t\t<center><br \/>\n\t\t\t\t\t\t\t\t<\/center><br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/3dnews.ru\/984950\">3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412\u0440\u044f\u0434 \u043b\u0438 \u043a\u0442\u043e-\u0442\u043e \u0431\u0443\u0434\u0435\u0442 \u0441\u043f\u043e\u0440\u0438\u0442\u044c \u0441 \u0442\u0435\u043c, \u0447\u0442\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u044b \u2015 \u044d\u0442\u043e \u0434\u043e\u0432\u043e\u043b\u044c\u043d\u043e \u0441\u043b\u043e\u0436\u043d\u044b\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u044f, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0440\u043e\u0441\u0442\u043e \u043d\u0435 \u043c\u043e\u0433\u0443\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u0431\u0435\u0437 \u0441\u0430\u043c\u043e\u0434\u0438\u0430\u0433\u043d\u043e\u0441\u0442\u0438\u043a\u0438 \u0438 \u0441\u043b\u043e\u0436\u043d\u044b\u0445 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u043a\u0430\u043a \u043d\u0430 \u044d\u0442\u0430\u043f\u0435 \u0438\u0437\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u0438\u044f, \u0442\u0430\u043a \u0438 \u0432 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0435 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438. \u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0441\u0442\u043e \u043e\u0431\u044f\u0437\u0430\u043d\u044b \u0438\u043c\u0435\u0442\u044c \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 &laquo;\u0432\u0441\u0435\u0432\u043b\u0430\u0441\u0442\u0438\u044f&raquo;, \u0447\u0442\u043e\u0431\u044b \u0431\u044b\u0442\u044c \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u0443\u0432\u0435\u0440\u0435\u043d\u043d\u044b\u043c\u0438 \u0432 \u0433\u043e\u0434\u043d\u043e\u0441\u0442\u0438 \u0438\u0437\u0434\u0435\u043b\u0438\u044f. \u0418 \u0432\u0435\u0434\u044c \u044d\u0442\u0438 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u044b \u043d\u0438\u043a\u0443\u0434\u0430 \u043d\u0435 \u0434\u0435\u0432\u0430\u044e\u0442\u0441\u044f. \u0412 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":22560,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-30564","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta 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