{"id":6971,"date":"2016-04-29T11:12:22","date_gmt":"2016-04-29T03:12:22","guid":{"rendered":"https:\/\/aqzt.com\/6971.html"},"modified":"2016-04-29T11:12:22","modified_gmt":"2016-04-29T03:12:22","slug":"ntp-%e6%9c%8d%e5%8a%a1%e8%bf%9b%e7%a8%8b%e4%bf%ae%e5%a4%8d%e4%ba%86%e4%b8%80%e5%a4%a7%e6%b3%a2%e5%ae%89%e5%85%a8%e6%bc%8f%e6%b4%9e%ef%bc%8c%e8%af%b7%e5%b0%bd%e5%bf%ab%e5%8d%87%e7%ba%a7","status":"publish","type":"post","link":"https:\/\/aqzt.com\/6971.html","title":{"rendered":"NTP \u670d\u52a1\u8fdb\u7a0b\u4fee\u590d\u4e86\u4e00\u5927\u6ce2\u5b89\u5168\u6f0f\u6d1e\uff0c\u8bf7\u5c3d\u5feb\u5347\u7ea7"},"content":{"rendered":"<p><a href=\"https:\/\/www.oschina.net\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u6587\u7ae0\u8f6c\u8f7d\u5f00\u6e90\u4e2d\u56fd<\/a><\/p>\n<p>US-CERT <a target=\"_blank\" href=\"http:\/\/www.kb.cert.org\/vuls\/id\/718152\" rel=\"noopener noreferrer\">\u62ab\u9732<\/a>\uff0c\u5728 ntpd \u4e2d\u6700\u8fd1\u53d1\u73b0\u4e86\u5927\u91cf\u5b89\u5168\u7f3a\u9677\u3002ntpd \u662f \u7f51\u7edc\u65f6\u95f4\u534f\u8bae NTP \u7684\u670d\u52a1\u8fdb\u7a0b\uff0c\u7edd\u5927\u591a\u6570\u7684\u670d\u52a1\u5668\u548c\u5404\u79cd\u8bbe\u5907\u90fd\u91c7\u7528\u5b83\u6765\u5904\u7406\u65f6\u95f4\u76f8\u5173\u7684\u4efb\u52a1\u3002<\/p>\n<p>\u867d\u7136\u6709\u591a\u79cd NTP \u7684\u670d\u52a1\u8fdb\u7a0b\uff0c\u4f46\u662f\u6211\u4eec\u4e00\u822c\u8bf4\u7684\u90fd\u662f\u6307 NTP.org \u7684 ntpd \u670d\u52a1\u8fdb\u7a0b\uff0c\u5b83\u4e5f\u662f\u5927\u90e8\u5206\u670d\u52a1\u5668\u548c\u8bbe\u5907\u6240\u7528\u7684\u7248\u672c\u3002\u5728\u4eca\u5e74\u7684<a target=\"_blank\" href=\"http:\/\/support.ntp.org\/bin\/view\/Main\/SecurityNotice\" rel=\"noopener noreferrer\">\u4e00\u6708<\/a>\u548c<a target=\"_blank\" href=\"http:\/\/support.ntp.org\/bin\/view\/Main\/SecurityNotice\" rel=\"noopener noreferrer\">\u56db\u6708<\/a>\u5b83\u5206\u522b\u4fee\u590d\u4e86\u4e24\u5927\u6279\u5b89\u5168\u6f0f\u6d1e\u3002<\/p>\n<p><a href=\"http:\/\/blog.talosintel.com\/2016\/04\/vulnerability-spotlight-further-ntpd_27.html\" target=\"_blank\" rel=\"noopener noreferrer\">\u636e Cisco \u8bf4<\/a>\uff0c\u4e00\u4e9b\u6f0f\u6d1e\u4f1a\u5bfc\u81f4 DoS \u653b\u51fb\u6216\u8005\u751a\u81f3\u8df3\u8fc7\u8ba4\u8bc1\u8fc7\u7a0b\u3002Cisco \u662f\u8d1f\u8d23\u63a8\u52a8\u5bf9 NTP \u8fdb\u884c\u5b89\u5168\u8bc4\u4f30\u7684Linux \u57fa\u91d1\u4f1a\u6838\u5fc3\u57fa\u7840\u67b6\u6784\u8ba1\u5212Linux Foundation Core Infrastructure Initiative\u7684\u6210\u5458\u3002<\/p>\n<p>\u7531\u4e8e\u5404\u79cd\u667a\u80fd\u8bbe\u5907\u90fd\u9700\u8981\u65f6\u95f4\u76f8\u5173\u7684\u529f\u80fd\uff0c\u6240\u4ee5\u5f88\u591a\u7684\u8bbe\u5907\u90fd\u91c7\u7528\u4e86 NTP \u534f\u8bae\u53ca NTP.org \u7684\u670d\u52a1\u8fdb\u7a0b\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u65f6\u949f\u540c\u6b65\u4e00\u81f4\u3002<\/p>\n<p>\u5728\u8fd9\u4e2a\u534f\u8bae\u4e2d\u53d1\u73b0\u7684\u5b89\u5168\u95ee\u9898\u662f\u975e\u5e38\u4e25\u91cd\u7684\uff0c\u56e0\u4e3a\u8fd9\u4f1a\u8ba9\u653b\u51fb\u8005\u975e\u5e38\u5bb9\u6613\u5730\u9020\u6210\u7834\u574f\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/dn-linuxcn.qbox.me\/data\/attachment\/album\/201604\/29\/054214ow7joxx1eosed07h.jpg\" alt=\"\" \/><\/p>\n<h3>NTP \u2014\u2014\u901a\u5411\u5404\u4e2a\u7f51\u7edc<\/h3>\n<p>\u5728\u4e24\u5468\u524d\uff0c\u4e24\u4f4d\u5b89\u5168\u7814\u7a76\u4eba\u5458\u53d1\u73b0\u4e86 NTP \u670d\u52a1\u8fdb\u7a0b\u4e2d\u7684\u5b89\u5168\u7f3a\u9677\uff0c\u4ed6\u4eec\u5df2\u7ecf\u5f00\u53d1\u4e86\u4e00\u4e2a\u901a\u8fc7\u7f51\u7edc\u8fdb\u884c\u653b\u51fb\u7684\u6f0f\u6d1e\u9a8c\u8bc1\u7a0b\u5e8f\uff0c\u5e76\u4f7f\u7528\u5b83\u6765\u6a21\u4eff NTP \u901a\u8baf\uff0c\u4ece\u800c\u53ef\u4ee5<a target=\"_blank\" href=\"http:\/\/news.softpedia.com\/news\/ios-1970-bug-can-be-exploited-via-network-connections-502955.shtml\" rel=\"noopener noreferrer\">\u5229\u7528\u81ed\u540d\u662d\u8457\u7684 1970 \u6f0f\u6d1e\u8ba9 iOS \u8bbe\u5907\u53d8\u7816<\/a>\uff01<\/p>\n<p>\u9664\u4e86\u8fd9\u4e2a\u6f0f\u6d1e\u7f3a\u9677\u4e4b\u5916\uff0cWeb \u5b89\u5168\u5382\u5546\u4e5f\u90fd\u77e5\u9053\uff0c NTP \u534f\u8bae\u4e5f\u662f\u6700\u5e38\u89c1\u7684\u53d1\u8d77 DDoS \u653b\u51fb\u7684\u65b9\u5f0f\u4e4b\u4e00\u3002<\/p>\n<p>US-CERT \u63d0\u8bf7\u7f51\u7ad9\u7ba1\u7406\u5458\u548c\u7cfb\u7edf\u7ba1\u7406\u5458\u4eec\u5bf9\u6b64\u5f15\u8d77\u91cd\u89c6\uff0c\u5e76\u6253\u4e0a\u6700\u65b0\u7684\u8865\u4e01\u3002\u8be5\u7ec4\u7ec7\u5df2\u7ecf\u5217\u51fa\u4e86\u53d7\u5230 NTP.org \u7684 ntpd \u670d\u52a1\u8fdb\u7a0b\u4e2d\u5b89\u5168\u6f0f\u6d1e\u5f71\u54cd\u7684\u5382\u5546\u540d\u79f0\uff0c\u591a\u8fbe 75 \u5bb6\uff0c\u8fd9\u91cc\u5305\u62ec\u82f9\u679c\u3001\u601d\u79d1\u3001\u8c37\u6b4c\u548c VMWare \u7b49\u7b49\u8457\u540d\u5382\u5546\u3002<\/p>\n<p>\u7ba1\u7406\u5458\u4eec\u5e94\u8be5\u5c3d\u5feb\u5347\u7ea7\u5176\u8bbe\u5907\u56fa\u4ef6\u548c\u670d\u52a1\u5668\u8f6f\u4ef6\u5230\u6700\u65b0\u7684\u7248\u672c\uff084.2.8p7\uff09\u3002 <\/p>\n<p>\u6587\u7ae0\u6765\u6e90\uff1a<a target=\"_blank\" href=\"https:\/\/linux.cn\/article-7281-1.html\" rel=\"noopener noreferrer\">Linux\u4e2d\u56fd<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u8f6c\u8f7d\u5f00\u6e90\u4e2d\u56fd US-CERT \u62ab\u9732\uff0c\u5728 ntpd \u4e2d\u6700\u8fd1\u53d1\u73b0\u4e86\u5927\u91cf\u5b89\u5168\u7f3a\u9677\u3002ntpd \u662f \u7f51\u7edc\u65f6\u95f4\u534f\u8bae NTP \u7684\u670d\u52a1\u8fdb\u7a0b\uff0c\u7edd\u5927\u591a\u6570\u7684\u670d\u52a1\u5668\u548c\u5404\u79cd\u8bbe\u5907\u90fd\u91c7\u7528\u5b83\u6765\u5904\u7406\u65f6\u95f4\u76f8\u5173\u7684\u4efb\u52a1\u3002 \u867d\u7136\u6709\u591a\u79cd NTP \u7684\u670d\u52a1\u8fdb\u7a0b\uff0c\u4f46\u662f\u6211\u4eec\u4e00\u822c\u8bf4\u7684\u90fd\u662f\u6307 NTP.org \u7684 ntpd \u670d\u52a1\u8fdb\u7a0b\uff0c\u5b83\u4e5f\u662f\u5927\u90e8\u5206\u670d\u52a1\u5668\u548c\u8bbe\u5907\u6240\u7528\u7684\u7248\u672c\u3002\u5728\u4eca\u5e74\u7684\u4e00\u6708\u548c\u56db\u6708\u5b83\u5206\u522b\u4fee\u590d\u4e86\u4e24\u5927\u6279\u5b89\u5168\u6f0f\u6d1e\u3002 \u636e Cisco \u8bf4\uff0c\u4e00\u4e9b\u6f0f\u6d1e\u4f1a\u5bfc\u81f4 DoS \u653b\u51fb\u6216\u8005\u751a\u81f3\u8df3\u8fc7\u8ba4\u8bc1\u8fc7\u7a0b\u3002Cisco \u662f\u8d1f\u8d23\u63a8\u52a8\u5bf9 NTP \u8fdb\u884c\u5b89\u5168\u8bc4\u4f30\u7684Linux \u57fa\u91d1\u4f1a\u6838\u5fc3\u57fa\u7840\u67b6\u6784\u8ba1\u5212L<\/p>\n","protected":false},"author":1,"featured_media":6522,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[27],"tags":[292,17,9,85,226,13,10,11,54],"collection":[],"_links":{"self":[{"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/posts\/6971"}],"collection":[{"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/comments?post=6971"}],"version-history":[{"count":0,"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/posts\/6971\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/media\/6522"}],"wp:attachment":[{"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/media?parent=6971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/categories?post=6971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/tags?post=6971"},{"taxonomy":"collection","embeddable":true,"href":"https:\/\/aqzt.com\/wp-json\/wp\/v2\/collection?post=6971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}