{"id":1423,"date":"2022-07-17T21:43:27","date_gmt":"2022-07-17T21:43:27","guid":{"rendered":"https:\/\/new.intalio.pl\/?p=1423"},"modified":"2026-09-17T21:50:58","modified_gmt":"2026-09-17T21:50:58","slug":"dlaczego-wazne-jest-regularne-patchowanie-srodowisk-it-na-przykladzie-zimbry","status":"publish","type":"post","link":"https:\/\/www.intalio.pl\/en\/dlaczego-wazne-jest-regularne-patchowanie-srodowisk-it-na-przykladzie-zimbry\/","title":{"rendered":"Dlaczego wa\u017cne jest regularne patchowanie \u015brodowisk IT na przyk\u0142adzie Zimbry"},"content":{"rendered":"<p>Update i&nbsp;patchownie system\u00f3w, to sprawa do\u015b\u0107 prosta i&nbsp;nie zajmuj\u0105ca sporo czasu, jednak\u00a0niestety cz\u0119sto odk\u0142adana na&nbsp;p\u00f3\u017aniej.\u00a0Przyzwyczaili\u015bmy si\u0119 przez&nbsp;ostanie lata do&nbsp;do\u015b\u0107 \u201elu\u017anego\u201d podej\u015bcia w&nbsp;kwestii maintenance system\u00f3w IT.<\/p>\n<p>Kolejne poprawki wydawane przez&nbsp;producent\u00f3w system\u00f3w, s\u0105 systematycznie odk\u0142adane na&nbsp;\u201ep\u00f3\u0142k\u0119\u201d, na&nbsp;czas kiedy w&nbsp;wolnej chwili <strong>kto\u015b<\/strong> zajmie si\u0119 tematem. Sprawa nie dotyczy oczywi\u015bcie wszystkich firm i&nbsp;organizacji, poniewa\u017c&nbsp;s\u0105 te\u017c i&nbsp;takie, gdzie jest to starannie pouk\u0142adany proces IT.<\/p>\n<p>W\u00f3wczas ryzyka zwi\u0105zane z&nbsp;podatno\u015bciami wa\u017cnych dla&nbsp;biznesu system\u00f3w IT, s\u0105 minimalizowane. I&nbsp;tak powinno by\u0107 zawsze. Prosty proces, uruchamiany w&nbsp;momencie otrzymania informacji od producenta trafia w&nbsp;odpowiedni\u0105 kolejk\u0119 i&nbsp;jest bardzo du\u017ca szansa, \u017ce&nbsp;zostanie zrealizowany.<\/p>\n<p>Cz\u0119sto zach\u0119camy naszych Klient\u00f3w do&nbsp;podejmowania aktywnych dzia\u0142a\u0144 w&nbsp;celu unormowania \u015bcie\u017cki maintenance kluczowych system\u00f3w. Mo\u017cna to zrealizowa\u0107 od strony informacyjnej w&nbsp;wielu narz\u0119dziach, jak cho\u0107by zadanie w&nbsp;systemie ticketowym.<\/p>\n<h3>A&nbsp;teraz o&nbsp;ostatnich wydarzeniach zwi\u0105zanych z&nbsp;Zimbr\u0105.<\/h3>\n<p>W&nbsp;ostatnich dniach zauwa\u017cyli\u015bmy spory wzrost atak\u00f3w, kt\u00f3re prawdopodobnie wykorzystuj\u0105 podatno\u015b\u0107 \u00a0<a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2022-27924\" target=\"_blank\" rel=\"noopener\">CVE-2022-27924<\/a>. Ataki polegaj\u0105 na&nbsp;umieszczeniu z\u0142o\u015bliwego kodu, kt\u00f3ry umo\u017cliwia atakuj\u0105cemu wykonanie dowolnego polecenia z&nbsp;prawami u\u017cytkownika <a href=\"https:\/\/www.intalio.pl\/en\/pl\/zimbra\/\" target=\"_blank\" rel=\"noopener\">Zimbra<\/a> w&nbsp;zdegradowanym \u015brodowisku, co w&nbsp;konsekwencji <strong>mo\u017ce prowadzi\u0107 do&nbsp;wycieku danych lub&nbsp;nawet ich utraty poprzez zdalne usuni\u0119cie lub&nbsp;zaszyfrowanie.<\/strong> W&nbsp;zdegradowanych serwerach, kt\u00f3re analizowali\u015bmy, atakuj\u0105cy umieszczali i&nbsp;uruchamiali koparki bitcoin\u00f3w.<\/p>\n<p><strong>Co zabezpiecza przed przej\u0119ciem naszego serwera, to aktualne \u015brodowisko Zimbra czyli&nbsp;zainstalowany co najmniej Patch 24.1 dla&nbsp;Zimbra 9.0.0 lub&nbsp;Patch 31.1 dla&nbsp;Zimbry wersji 8.8.15.<\/strong><\/p>\n<p>Je\u017celi&nbsp;chcesz przekona\u0107 si\u0119 czy&nbsp;Tw\u00f3j serwer nie zosta\u0142 zdegradowany to wykonaj poni\u017csze komendy i&nbsp;przeanalizuj ich wynik:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>KROK 1\u00a0<\/strong> &#8211; Sprawdzenie czy&nbsp;nie pojawi\u0142y si\u0119 nowe pliki .jsp np.&nbsp;test.jsp, aes.jsp, Json.jsp<\/li>\n<\/ul>\n<p>find \/opt\/zimbra\/jetty_base\/ -path \/opt\/zimbra\/jetty_base\/work -prune -o -mtime -140 -type f | grep jsp<\/p>\n<p>find \/opt\/zimbra\/jetty\/ -path \/opt\/zimbra\/jetty\/work -prune -o -mtime -140 -type f | grep jsp<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>KROK 2<\/strong> &#8211; Przeanalizowanie pliku access.log na&nbsp;wyst\u0105pienie request\u00f3w (udanych, czyli&nbsp;o&nbsp;kodzie 200) wykonuj\u0105cych komendy Zimbry<\/li>\n<\/ul>\n<p>zgrep -aE 'mboximport|python-requests&#8217; \/opt\/zimbra\/log\/access_log* |less<\/p>\n<p>zgrep -a 'zmprov&#8217; \/opt\/zimbra\/log\/access_log* |grep -av '127.0.0.1&#8242; |less<\/p>\n<h3><strong>Je\u017celi&nbsp;Tw\u00f3j serwer zosta\u0142 zaatakowany nale\u017cy jak najszybciej wy\u0142\u0105czy\u0107 jego dost\u0119p z&nbsp;zewn\u0105trz (panel webowy) oraz&nbsp;przemigrowa\u0107 dane na&nbsp;nowy serwer z&nbsp;zainstalowanym najnowszym patchem.<\/strong><\/h3>\n<p><strong><span style=\"color: #ff8c00;\">Ta sytuacja, ponownie potwierdza jak wa\u017cne s\u0105 aktualizacje, ich \u015bwiadome planowanie w&nbsp;Dzia\u0142ach IT.<\/span><\/strong><\/p>\n<p><em>Je\u017celi&nbsp;macie\u00a0problem z&nbsp;analiz\u0105 lub&nbsp;wasz serwer Zimbra zosta\u0142 zdegradowany i&nbsp;potrzebujecie pomocy lub&nbsp;wi\u0119cej informacji \u2013 zapraszamy do&nbsp;kontaktu za&nbsp;pomc\u0105 <a href=\"https:\/\/www.intalio.pl\/en\/pl\/kontakt\/\" target=\"_blank\" rel=\"noopener\">formularza<\/a> lub&nbsp;telefonicznie\u00a061 822 11 87.<\/em><\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Update i&nbsp;patchownie system\u00f3w, to sprawa do\u015b\u0107 prosta i&nbsp;nie zajmuj\u0105ca sporo czasu, jednak\u00a0niestety cz\u0119sto odk\u0142adana na&nbsp;p\u00f3\u017aniej.\u00a0Przyzwyczaili\u015bmy si\u0119 przez&nbsp;ostanie lata do&nbsp;do\u015b\u0107 \u201elu\u017anego\u201d [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1429,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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