{"id":2677,"date":"2015-02-19T15:39:51","date_gmt":"2015-02-19T06:39:51","guid":{"rendered":"http:\/\/www.skyarch.net\/blog\/?p=2677"},"modified":"2015-02-19T15:39:51","modified_gmt":"2015-02-19T06:39:51","slug":"%e8%84%86%e5%bc%b1%e6%80%a7%e6%83%85%e5%a0%b1bind9%e3%81%abdnssec%e6%a4%9c%e8%a8%bc%e3%81%ae%e8%84%86%e5%bc%b1%e6%80%a7","status":"publish","type":"post","link":"https:\/\/www.skyarch.net\/blog\/%e8%84%86%e5%bc%b1%e6%80%a7%e6%83%85%e5%a0%b1bind9%e3%81%abdnssec%e6%a4%9c%e8%a8%bc%e3%81%ae%e8%84%86%e5%bc%b1%e6%80%a7\/","title":{"rendered":"[\u8106\u5f31\u6027\u60c5\u5831]BIND9\u306bDNSSEC\u691c\u8a3c\u306e\u8106\u5f31\u6027"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u661f\u3067\u3059\u3002<\/p>\n<p>\u672c\u65e5\u3001BIND9\u306b\u3066DNSSEC\u691c\u8a3c\u306b\u304a\u3051\u308b\u8106\u5f31\u6027\u60c5\u5831\u304c\u767a\u8868\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u5916\u90e8\u304b\u3089\u306eDOS\u653b\u6483\u304c\u53ef\u80fd\u3068\u306a\u308b\u8106\u5f31\u6027\u3067\u3042\u308b\u305f\u3081\u3001\u5bfe\u8c61\u306e\u65b9\u306f\u901f\u3084\u304b\u306b\u5bfe\u5fdc\u3092\u5b9f\u65bd\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30fb\u5bfe\u8c61\u30d0\u30fc\u30b8\u30e7\u30f3<\/h3>\n<p>\u30c8\u30e9\u30b9\u30c8\u30a2\u30f3\u30ab\u30fc\u306e\u81ea\u52d5\u66f4\u65b0\u3092\u6301\u3064BIND9.7\u4ee5\u964d\u306e\u5168\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u5bfe\u8c61\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30fb\u5f71\u97ff\u7bc4\u56f2<\/h3>\n<p>named.conf\u306b\u304a\u3044\u3066DNSSEC\u304c\u6709\u52b9\u304b\u3064\u3001\u30c8\u30e9\u30b9\u30c8\u30a2\u30f3\u30ab\u30fc\u306e\u81ea\u52d5\u66f4\u65b0\u8a2d\u5b9a\u304c\u6709\u52b9\u306eBIND\u304c\u5bfe\u8c61\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30fb\u5bfe\u7b56<\/h3>\n<p>\u8106\u5f31\u6027\u4fee\u6b63\u6e08\u307f\u306eBIND\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3066\u3044\u307e\u3059(BIND 9.10.1-P2\/9.9.6P2)<\/p>\n<p>\u30c8\u30e9\u30b9\u30c8\u30a2\u30f3\u30ab\u30fc\u306e\u81ea\u52d5\u66f4\u65b0\u6a5f\u80fd\u3092\u7121\u52b9\u306b\u3059\u308b\u3053\u3068\u3067\u56de\u907f\u304c\u51fa\u6765\u307e\u3059\u304c\u3001\u53ef\u80fd\u306a\u9650\u308a\u4fee\u6b63\u6e08\u307fBIND\u3078\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3092\u5b9f\u65bd\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u6700\u65b0\u306e\u8106\u5f31\u6027\u60c5\u5831\u3001\u5bfe\u5fdc\u65b9\u6cd5\u306b\u3064\u3044\u3066\u4e0b\u8a18\u30ea\u30f3\u30af\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30fb\u53c2\u8003<\/h3>\n<p><a href=\"https:\/\/kb.isc.org\/article\/AA-01235\">CVE-2015-1349: A Problem with Trust Anchor Management Can Cause named to \uff08ISC\uff09<\/a><\/p>\n<p><a href=\"https:\/\/jvn.jp\/vu\/JVNVU93982119\/index.html\">JVNVU#93982119 ISC BIND 9 \u306b\u30b5\u30fc\u30d3\u30b9\u904b\u7528\u59a8\u5bb3 (DoS) \u306e\u8106\u5f31\u6027<\/a><\/p>\n<p><a href=\"http:\/\/jprs.jp\/tech\/security\/2015-02-19-bind9-vuln-managed-trust-anchors.html\">BIND 9.x\u306e\u8106\u5f31\u6027\uff08DNS\u30b5\u30fc\u30d3\u30b9\u306e\u505c\u6b62\uff09\u306b\u3064\u3044\u3066(JPRS)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u661f\u3067\u3059\u3002 \u672c\u65e5\u3001BIND9\u306b\u3066DNSSEC\u691c\u8a3c\u306b\u304a\u3051\u308b\u8106\u5f31\u6027\u60c5\u5831\u304c\u767a\u8868\u3055\u308c\u307e\u3057\u305f\u3002 \u5916\u90e8\u304b\u3089\u306eDOS\u653b\u6483\u304c\u53ef\u80fd\u3068\u306a\u308b\u8106\u5f31\u6027\u3067\u3042\u308b\u305f\u3081\u3001\u5bfe\u8c61\u306e\u65b9\u306f\u901f\u3084\u304b\u306b\u5bfe\u5fdc\u3092\u5b9f\u65bd\u3057\u307e\u3057\u3087\u3046\u3002 &nbsp; 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