{"id":2823,"date":"2017-05-05T11:49:52","date_gmt":"2017-05-05T09:49:52","guid":{"rendered":"https:\/\/www.boc.de\/watchguard-info-portal\/?p=2823"},"modified":"2017-06-27T14:36:55","modified_gmt":"2017-06-27T12:36:55","slug":"abstuerze-des-iked-durch-netzwerk-scans","status":"publish","type":"post","link":"https:\/\/wordpress.boc.de\/watchguard-info-portal\/2017\/05\/abstuerze-des-iked-durch-netzwerk-scans\/","title":{"rendered":"Abst\u00fcrze des iked durch Netzwerk-Scans (fix: 11.12.2 U1)"},"content":{"rendered":"<p><strong>Update: 09.05.2017: Es gibt ein neues Fireware-Release 11.12.2U1, das dieses Problem behebt.\u00a0<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Wie in einer Meldung auf heise.de heute erw\u00e4hnt wurde,\u00a0kam es in der\u00a0letzten Zeit wohl durch Security Scans einer Universit\u00e4t und der Verwendung von kritischen IKEv2-Paketen zu Abst\u00fcrzen des iked auf WatchGuard Appliances. Die Scans kamen von <strong>158.130.6.191<\/strong>, einer IP der University of Pennsylvania und sollten keinen Angriff darstellen. Von den Projektbetreibern wird empfohlen, die IP in der Firewall zu sperren.<\/p>\n<p><!--more-->\u00a0Im Policy Manager k\u00f6nnen Sie die Sperre unter <strong>Setup =&gt;\u00a0Default Threat Detection =&gt; Blocketd Sites &#8230;\u00a0<\/strong>einrichten.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2825 size-full\" src=\"https:\/\/www.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h46_43.png\" alt=\"\" width=\"515\" height=\"365\" srcset=\"https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h46_43.png 515w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h46_43-300x213.png 300w\" sizes=\"auto, (max-width: 515px) 100vw, 515px\" \/><\/p>\n<p>in der Web-UI\u00a0ist dies\u00a0unter <strong>Firewall =&gt; Blocked Sites<\/strong>\u00a0m\u00f6glich.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2827 size-full\" src=\"https:\/\/www.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h53_44.png\" alt=\"\" width=\"896\" height=\"592\" srcset=\"https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h53_44.png 896w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h53_44-300x198.png 300w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h53_44-768x507.png 768w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2017\/05\/2017-05-05_11h53_44-800x529.png 800w\" sizes=\"auto, (max-width: 896px) 100vw, 896px\" \/><\/p>\n<p>&nbsp;<\/p>\n<div class=\"shariff\"><ul class=\"shariff-buttons theme-default orientation-horizontal buttonsize-medium\"><li class=\"shariff-button mailto shariff-nocustomcolor\" style=\"background-color:#b32317\"><a href=\"mailto:?body=https%3A%2F%2Fwordpress.boc.de%2Fwatchguard-info-portal%2F2017%2F05%2Fabstuerze-des-iked-durch-netzwerk-scans%2F&subject=Abst%C3%BCrze%20des%20iked%20durch%20Netzwerk-Scans%20%28fix%3A%2011.12.2%20U1%29\" title=\"Per E-Mail versenden\" aria-label=\"Per E-Mail versenden\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; 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color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 18 32\"><path fill=\"#3b5998\" d=\"M17.1 0.2v4.7h-2.8q-1.5 0-2.1 0.6t-0.5 1.9v3.4h5.2l-0.7 5.3h-4.5v13.6h-5.5v-13.6h-4.5v-5.3h4.5v-3.9q0-3.3 1.9-5.2t5-1.8q2.6 0 4.1 0.2z\"\/><\/svg><\/span><span class=\"shariff-text\">teilen<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button twitter shariff-nocustomcolor\" style=\"background-color:#b32317\"><a href=\"https:\/\/twitter.com\/share?url=https%3A%2F%2Fwordpress.boc.de%2Fwatchguard-info-portal%2F2017%2F05%2Fabstuerze-des-iked-durch-netzwerk-scans%2F&text=Abst%C3%BCrze%20des%20iked%20durch%20Netzwerk-Scans%20%28fix%3A%2011.12.2%20U1%29\" title=\"Bei X teilen\" aria-label=\"Bei X teilen\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#000; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\"><path fill=\"#000\" d=\"M14.258 10.152L23.176 0h-2.113l-7.747 8.813L7.133 0H0l9.352 13.328L0 23.973h2.113l8.176-9.309 6.531 9.309h7.133zm-2.895 3.293l-.949-1.328L2.875 1.56h3.246l6.086 8.523.945 1.328 7.91 11.078h-3.246zm0 0\"\/><\/svg><\/span><span class=\"shariff-text\">teilen<\/span>&nbsp;<\/a><\/li><\/ul><\/div>","protected":false},"excerpt":{"rendered":"<p>Update: 09.05.2017: Es gibt ein neues Fireware-Release 11.12.2U1, das dieses Problem behebt.\u00a0 &nbsp; Wie in einer Meldung auf heise.de heute erw\u00e4hnt wurde,\u00a0kam es in der\u00a0letzten Zeit wohl durch Security Scans einer Universit\u00e4t und der Verwendung von kritischen IKEv2-Paketen zu Abst\u00fcrzen des iked auf WatchGuard Appliances. Die Scans kamen von 158.130.6.191, einer IP der University of Pennsylvania und sollten keinen Angriff darstellen. Von den Projektbetreibern wird &hellip; <a href=\"https:\/\/wordpress.boc.de\/watchguard-info-portal\/2017\/05\/abstuerze-des-iked-durch-netzwerk-scans\/\" class=\"more-link\">Weiterlesen <span class=\"screen-reader-text\">Abst\u00fcrze des iked durch Netzwerk-Scans (fix: 11.12.2 U1)<\/span> <span class=\"meta-nav\">&raquo;<\/span><\/a><\/p>\n<div class=\"shariff\"><ul class=\"shariff-buttons theme-default orientation-horizontal buttonsize-medium\"><li class=\"shariff-button mailto shariff-nocustomcolor\" style=\"background-color:#b32317\"><a href=\"mailto:?body=https%3A%2F%2Fwordpress.boc.de%2Fwatchguard-info-portal%2F2017%2F05%2Fabstuerze-des-iked-durch-netzwerk-scans%2F&subject=Abst%C3%BCrze%20des%20iked%20durch%20Netzwerk-Scans%20%28fix%3A%2011.12.2%20U1%29\" title=\"Per E-Mail versenden\" aria-label=\"Per E-Mail versenden\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#999; color:#fff\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 32 32\"><path fill=\"#999\" d=\"M32 12.7v14.2q0 1.2-0.8 2t-2 0.9h-26.3q-1.2 0-2-0.9t-0.8-2v-14.2q0.8 0.9 1.8 1.6 6.5 4.4 8.9 6.1 1 0.8 1.6 1.2t1.7 0.9 2 0.4h0.1q0.9 0 2-0.4t1.7-0.9 1.6-1.2q3-2.2 8.9-6.1 1-0.7 1.8-1.6zM32 7.4q0 1.4-0.9 2.7t-2.2 2.2q-6.7 4.7-8.4 5.8-0.2 0.1-0.7 0.5t-1 0.7-0.9 0.6-1.1 0.5-0.9 0.2h-0.1q-0.4 0-0.9-0.2t-1.1-0.5-0.9-0.6-1-0.7-0.7-0.5q-1.6-1.1-4.7-3.2t-3.6-2.6q-1.1-0.7-2.1-2t-1-2.5q0-1.4 0.7-2.3t2.1-0.9h26.3q1.2 0 2 0.8t0.9 2z\"\/><\/svg><\/span><span class=\"shariff-text\">E-Mail<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button linkedin shariff-nocustomcolor\" style=\"background-color:#b32317\"><a href=\"https:\/\/www.linkedin.com\/sharing\/share-offsite\/?url=https%3A%2F%2Fwordpress.boc.de%2Fwatchguard-info-portal%2F2017%2F05%2Fabstuerze-des-iked-durch-netzwerk-scans%2F\" title=\"Bei LinkedIn teilen\" aria-label=\"Bei LinkedIn teilen\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; 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