{"id":702,"date":"2011-01-29T21:21:21","date_gmt":"2011-01-30T00:21:21","guid":{"rendered":"https:\/\/www.kwell.net\/kwell_blog\/?p=702"},"modified":"2011-01-29T21:21:21","modified_gmt":"2011-01-30T00:21:21","slug":"microsoft-ha-publicado-un-aviso-de-seguridad-sobre-una-vulnerabilidad-en-el-gestor-del-protocolo-mhtml","status":"publish","type":"post","link":"https:\/\/www.kwell.net\/kwell_blog\/?p=702","title":{"rendered":"Microsoft ha publicado un aviso de seguridad sobre una vulnerabilidad en el gestor del protocolo MHTML"},"content":{"rendered":"<h4>Sistemas Afectados<\/h4>\n<ul>\n<li>Windows XP SP 3 y x64 Edition SP 2<\/li>\n<li>Windows Server 2003 SP 2 y x64 SP 2 y SP2 para Itanium<\/li>\n<li>Windows Vista SP 1, SP 2 y x64 SP 1 y SP 2<\/li>\n<li>Windows Server 2008 y SP2, x64, x64 SP 2, Itanium e Itanium SP2, R2 para x64 y R2 para Itanium<\/li>\n<\/ul>\n<h4>Descripci\u00f3n<\/h4>\n<p>Microsoft ha publicado un aviso de seguridad referente a una vulnerabilidad en la gesti\u00f3n del protocolo MHTML<\/p>\n<p><!--more--><\/p>\n<h4>Soluci\u00f3n<\/h4>\n<p>Hasta que se publique una actualizaci\u00f3n de seguridad que solucione este problema, Microsoft nos propone una serie de medidas de prevenci\u00f3n:<\/p>\n<ul>\n<li>Con Microsoft Outlook, Microsoft Outlook Express, y Windows Mail abr\u00e1 los mensajes HTML en la zona de sitios restringidos.<\/li>\n<li>En Windows Server 2003, 2008 y 2008 R2, asegurarnos que Internet Explorer se ejecuta en modo restringido (Enhanced Security Configuration)<\/li>\n<li>Aplicar la acciones sugeridas en: Suggested Actions dentro del apartado Mitigations Factors and Suggested Actions dentro de la secci\u00f3n Advisory Details del aviso. NOTA: puede bloquear el MHTML desde el enlace <a title=\"Fix-IT para esta mitigaci\u00f3n. Enlace externo, no se garantiza la accesibilidad\" hreflang=\"en\" href=\"http:\/\/support.microsoft.com\/kb\/2501696#FixItForMe\"><strong>Fix it for me<\/strong><\/a><\/li>\n<\/ul>\n<h4>Referencias<\/h4>\n<ul>\n<li><a title=\"Microsoft Security Response Center (se abre en nueva ventana)\" xml:lang=\"en\" hreflang=\"en\" href=\"http:\/\/blogs.technet.com\/b\/msrc\/archive\/2011\/01\/28\/microsoft-releases-security-advisory-2501696.aspx\"><strong>Centro de Respuesta de Seguridad de Microsoft<\/strong><\/a><\/li>\n<\/ul>\n<div class=\"sharedaddy sd-sharing-enabled\"><div class=\"robots-nocontent sd-block sd-social sd-social-icon-text sd-sharing\"><h3 class=\"sd-title\">Comparte esto:<\/h3><div class=\"sd-content\"><ul><li class=\"share-facebook\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-facebook-702\" class=\"share-facebook sd-button share-icon\" href=\"https:\/\/www.kwell.net\/kwell_blog\/?p=702&amp;share=facebook\" target=\"_blank\" title=\"Haz clic para compartir en Facebook\" ><span>Facebook<\/span><\/a><\/li><li class=\"share-twitter\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-twitter-702\" class=\"share-twitter sd-button share-icon\" href=\"https:\/\/www.kwell.net\/kwell_blog\/?p=702&amp;share=twitter\" target=\"_blank\" title=\"Haz clic para compartir en Twitter\" ><span>Twitter<\/span><\/a><\/li><li class=\"share-email\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-email sd-button share-icon\" href=\"mailto:?subject=%5BEntrada%20compartida%5D%20Microsoft%20ha%20publicado%20un%20aviso%20de%20seguridad%20sobre%20una%20vulnerabilidad%20en%20el%20gestor%20del%20protocolo%20MHTML&body=https%3A%2F%2Fwww.kwell.net%2Fkwell_blog%2F%3Fp%3D702&share=email\" target=\"_blank\" title=\"Haz clic para enviar un enlace por correo electr\u00f3nico a un amigo\" data-email-share-error-title=\"\u00bfTienes un correo electr\u00f3nico configurado?\" data-email-share-error-text=\"Si tienes problemas al compartir por correo electr\u00f3nico, es posible que sea porque no tengas un correo electr\u00f3nico configurado en tu navegador. 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Puede que tengas que crear un nuevo correo electr\u00f3nico t\u00fa mismo.\" data-email-share-nonce=\"af9ebc2416\" data-email-share-track-url=\"https:\/\/www.kwell.net\/kwell_blog\/?p=702&amp;share=email\"><span>Correo electr\u00f3nico<\/span><\/a><\/li><li class=\"share-jetpack-whatsapp\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-jetpack-whatsapp sd-button share-icon\" href=\"https:\/\/www.kwell.net\/kwell_blog\/?p=702&amp;share=jetpack-whatsapp\" target=\"_blank\" title=\"Haz clic para compartir en WhatsApp\" ><span>WhatsApp<\/span><\/a><\/li><li class=\"share-skype\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-skype-702\" class=\"share-skype sd-button share-icon\" href=\"https:\/\/www.kwell.net\/kwell_blog\/?p=702&amp;share=skype\" target=\"_blank\" title=\"Haz clic para compartir en Skype\" ><span>Skype<\/span><\/a><\/li><li class=\"share-print\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-print sd-button share-icon\" href=\"https:\/\/www.kwell.net\/kwell_blog\/?p=702\" target=\"_blank\" title=\"Haz clic para imprimir\" ><span>Imprimir<\/span><\/a><\/li><li class=\"share-linkedin\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-linkedin-702\" class=\"share-linkedin sd-button share-icon\" href=\"https:\/\/www.kwell.net\/kwell_blog\/?p=702&amp;share=linkedin\" target=\"_blank\" title=\"Haz clic para compartir en LinkedIn\" ><span>LinkedIn<\/span><\/a><\/li><li class=\"share-end\"><\/li><\/ul><\/div><\/div><\/div>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[6],"tags":[50],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=\/wp\/v2\/posts\/702"}],"collection":[{"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=702"}],"version-history":[{"count":2,"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=\/wp\/v2\/posts\/702\/revisions"}],"predecessor-version":[{"id":704,"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=\/wp\/v2\/posts\/702\/revisions\/704"}],"wp:attachment":[{"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=702"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=702"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kwell.net\/kwell_blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=702"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}