{"id":9230,"date":"2026-02-06T09:21:13","date_gmt":"2026-02-06T07:21:13","guid":{"rendered":"https:\/\/www.cytomic.ai\/tendencias\/wgua-4986\/"},"modified":"2026-04-07T08:34:35","modified_gmt":"2026-04-07T06:34:35","slug":"wgua-4986","status":"publish","type":"post","link":"https:\/\/www.cytomic.ai\/es\/soporte\/wgua-4986\/","title":{"rendered":"Pantallazo azul (BSOD) causado por NNSHTTP.sys"},"content":{"rendered":"[vc_row type=&#8221;full_width_background&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; equal_height=&#8221;yes&#8221; content_placement=&#8221;middle&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; bg_color=&#8221;#7e5994&#8243; scene_position=&#8221;center&#8221; top_padding=&#8221;12&#8243; bottom_padding=&#8221;12&#8243; text_color=&#8221;light&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; 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column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/5&#8243; tablet_width_inherit=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; bg_image_animation=&#8221;none&#8221;]<div class=\"iwithtext\"><div class=\"iwt-icon\"> <img decoding=\"async\" src=\"https:\/\/www.cytomic.ai\/src\/uploads\/2020\/03\/contact-tiny.svg\" alt=\"\" \/> <\/div><div class=\"iwt-text\"> support@cytomic.ai <\/div><div class=\"clear\"><\/div><\/div>[\/vc_column][\/vc_row][vc_row type=&#8221;full_width_content&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; equal_height=&#8221;yes&#8221; content_placement=&#8221;top&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;padding-5-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; background_color=&#8221;#f3f3f3&#8243; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/3&#8243; tablet_width_inherit=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; bg_image_animation=&#8221;none&#8221;][split_line_heading animation_type=&#8221;default&#8221;]<a href=\"#title1\">Related Product<\/a><\/p>\n<p><a href=\"#title2\">Issue Status<\/a><\/p>\n<p><a href=\"#title3\">Symptoms<\/a><\/p>\n<p><a href=\"#title4\">Solution<\/a>[\/split_line_heading][\/vc_column][vc_column column_padding=&#8221;padding-5-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;2\/3&#8243; tablet_width_inherit=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; bg_image_animation=&#8221;none&#8221;][vc_column_text]\n<h3>Pantallazo azul (BSOD) aleatorio causado por NNSHTTP.sys<\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1585668102613{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title1\">Related Products_<\/h6>\n[\/vc_column_text][vc_column_text]\n<ul>\n<li>Advanced EPDR<\/li>\n<li>Advanced EDR<\/li>\n<\/ul>\n[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1704353597309{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title2\">Issue Status_<\/h6>\n[\/vc_column_text][vc_column_text]Resuelto en la versi\u00f3n de protecci\u00f3n 8.00.26.0001. Para versiones anteriores, aplica el hotfix disponible.[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1704354299984{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title3\">Symptoms_<\/h6>\n[\/vc_column_text][vc_column_text]\n<div class=\"outputRichText\">\n<div class=\"outputRichText\">\n<p>Correcci\u00f3n de un pantallazo azul (BSOD) aleatorio en el controlador de interceptaci\u00f3n de red de protecci\u00f3n del equipo (NNSPRV.sys) debido a una excepci\u00f3n durante el handshake TCP.<\/p>\n<p>Versiones de protecci\u00f3n afectadas:<\/p>\n<ul>\n<li>v8.00.25.000.X<\/li>\n<\/ul>\n<p>Para ver la versi\u00f3n de tu producto Advanced, consulta <a href=\"https:\/\/www.cytomic.ai\/es\/support\/id-700086\/\" target=\"_self\">este art\u00edculo<\/a>.<\/p>\n<\/div>\n<\/div>\n[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1704353681154{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title4\">Solution_<\/h6>\n[\/vc_column_text][vc_column_text]Hay un hotfix disponible para resolver este problema.<br \/>\nPara aplicar el hotfix en el equipo afectado:<\/p>\n<ol>\n<li>Descarga y guarda este archivo de hotfix en el equipo:\u00a0<a href=\"https:\/\/www.pandasecurity.com\/resources\/sop\/pad\/hf-wgua4986-nnshttp-handshakeconnectoptions.exe\" target=\"_blank\" rel=\"noopener\">hf-wgua4986-nnshttp-handshakeconnectoptions.exe<\/a><\/li>\n<li>Haz doble clic en el archivo descargado. El hotfix no requiere reiniciar el equipo.<br \/>\nNo obstante, en determinadas circunstancias, puede que se te pida reiniciar para que el hotfix se aplique completamente. Si no puedes reiniciar el equipo en ese momento, selecciona No cuando se te solicite.<\/li>\n<\/ol>\n<p><strong>Nota<\/strong>: Para instalar la versi\u00f3n desatendida o silenciosa del hotfix, haz clic\u00a0<a href=\"https:\/\/www.pandasecurity.com\/resources\/sop\/pad\/hfs-wgua4986-nnshttp-handshakeconnectoptions.exe\" target=\"_blank\" rel=\"noopener\">aqu\u00ed<\/a>. El hotfix se aplica tras el siguiente reinicio del sistema.<\/p>\n<h3><strong>Detalles del archivo\u00a0<\/strong><\/h3>\n<p>El hotfix actualiza los siguientes archivos:<\/p>\n<p>&nbsp;<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">Nombre del archivo<\/th>\n<th colspan=\"1\" rowspan=\"1\">Ubicaci\u00f3n<\/th>\n<th colspan=\"1\" rowspan=\"1\">Versi\u00f3n del archivo<\/th>\n<th colspan=\"1\" rowspan=\"1\">Fecha de modificaci\u00f3n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\u00bfEl hotfix se incluir\u00e1 en versiones futuras?<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">NNSHTTP.sys<\/td>\n<td colspan=\"1\" rowspan=\"1\">C:\\Windows\\System32\\Drivers\\NNSHTTP.sys<\/td>\n<td colspan=\"1\" rowspan=\"1\">7.0.0.411<\/td>\n<td colspan=\"1\" rowspan=\"1\">11 de diciembre de 2025<\/td>\n<td colspan=\"1\" rowspan=\"1\">S\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>Verificar la aplicaci\u00f3n del hotfix:<\/strong><\/p>\n<p>Para confirmar que el hotfix se ha aplicado correctamente, comprueba la versi\u00f3n del archivo (en la secci\u00f3n Detalles del archivo) o, si lo prefieres, verifica los valores de estas claves del Registro:<\/p>\n<p>&nbsp;<\/p>\n<table border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"6\">\n<tbody>\n<tr>\n<th colspan=\"2\" rowspan=\"1\">Arquitectura de 32 bits<\/th>\n<th colspan=\"2\" rowspan=\"1\">Arquitectura de 64 bits<\/th>\n<\/tr>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">Clave del registro<\/th>\n<th colspan=\"1\" rowspan=\"1\">Valor<\/th>\n<th colspan=\"1\" rowspan=\"1\">Clave del registro<\/th>\n<th colspan=\"1\" rowspan=\"1\">Valor<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE<br \/>\n\\Panda Software\\Setup\\Hotfix<br \/>\nhistory\\HF_NNSHTTP_HandshakeConnectOptions<\/td>\n<td colspan=\"1\" rowspan=\"1\">Revision<br \/>\n[REG_DWORD]\n1<\/td>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE<br \/>\n\\WOW6432Node\\Panda<br \/>\nSoftware\\Setup\\Hotfix<br \/>\nhistory\\HF_NNSHTTP_HandshakeConnectOptions<\/td>\n<td colspan=\"1\" rowspan=\"1\">Revision<br \/>\n[REG_DWORD]\n1<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE<\/p>\n<p>\\Panda Software\\Setup\\Hotfix<\/p>\n<p>history\\HF_NNSHTTP_HandshakeCon<\/p>\n<p>nectOptions<\/td>\n<td colspan=\"1\" rowspan=\"1\">Result<br \/>\n[REG_DWORD]\n0 = Success<br \/>\n1 = Not Applied<br \/>\n2 = Error<\/td>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\Panda Software\\Setup\\Hotfix history\\HF_NNSHTTP_HandshakeConnectOptions<\/td>\n<td colspan=\"1\" rowspan=\"1\">Result<br \/>\n[REG_DWORD]\n0 = Success<br \/>\n1 = Not Applied<br \/>\n2 = Error<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"<p>[vc_row type=&#8221;full_width_background&#8221; 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