{"id":123750,"date":"2022-06-29T02:54:52","date_gmt":"2022-06-29T09:54:52","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=123750"},"modified":"2022-06-29T19:50:32","modified_gmt":"2022-06-30T02:50:32","slug":"fabricscape-cve-2022-30137","status":"publish","type":"post","link":"https:\/\/unit42.paloaltonetworks.com\/ja\/fabricscape-cve-2022-30137\/","title":{"rendered":"FabricScape: Service Fabric\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u30af\u30e9\u30b9\u30bf\u3092\u4e57\u3063\u53d6\u308b"},"content":{"rendered":"<h2><a id=\"post-123711-_izvo6r8k12ic\"><\/a>\u6982\u8981<\/h2>\n<p>Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u3001Microsoft\u306e<a href=\"https:\/\/docs.microsoft.com\/ja-jp\/azure\/service-fabric\/service-fabric-overview\">Service Fabric<\/a>(Azure\u3067\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044)\u306b\u3001\u6df1\u523b\u5ea6\u304c\u300c\u91cd\u8981\u300d\u306e\u8106\u5f31\u6027\u3001\u300cFabricScape (CVE-2022-30137)\u300d\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u3092\u7279\u5b9a\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u8106\u5f31\u6027\u304c\u60aa\u7528\u3055\u308c\u305f\u5834\u5408\u3001Linux\u30b3\u30f3\u30c6\u30ca\u304c\u30ce\u30fc\u30c9\u4e0a\u3067\u7279\u6a29\u6607\u683c\u3057\u3066root\u6a29\u9650\u3092\u596a\u53d6\u3057\u3001\u30af\u30e9\u30b9\u30bf\u5185\u306e\u5168\u30ce\u30fc\u30c9\u3092\u4fb5\u5bb3\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u8106\u5f31\u6027\u306f<a href=\"https:\/\/docs.microsoft.com\/ja-jp\/azure\/service-fabric\/service-fabric-best-practices-security#removeservicefabricruntimeaccess\">\u30e9\u30f3\u30bf\u30a4\u30e0\u30a2\u30af\u30bb\u30b9<\/a>\u304c\u8a31\u53ef\u3055\u308c\u3066\u3044\u308b\u30b3\u30f3\u30c6\u30ca\u3067\u60aa\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u3059\u3079\u3066\u306e\u30b3\u30f3\u30c6\u30ca\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8a31\u53ef\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/azure.microsoft.com\/en-us\/blog\/azure-service-fabric-at-microsoft-build-2018\/\">Microsoft<\/a>\u306b\u3088\u308b\u3068\u3001Service Fabric\u306f100\u4e07\u4ee5\u4e0a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30db\u30b9\u30c8\u3057\u3001\u65e5\u6b21\u6570\u767e\u4e07\u30b3\u30a2\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u3068\u306e\u3053\u3068\u3067\u3059\u3002Service Fabric\u304c\u652f\u3048\u3066\u3044\u308b\u540c\u793e\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u306f\u3001<a href=\"https:\/\/azure.microsoft.com\/ja-jp\/services\/service-fabric\/\">Azure Service Fabric<\/a>\u3001<a href=\"https:\/\/azure.microsoft.com\/ja-jp\/products\/azure-sql\/database\/\">Azure SQL Database<\/a>\u3001<a href=\"https:\/\/azure.microsoft.com\/ja-jp\/services\/cosmos-db\/\">Azure CosmosDB<\/a>\u306a\u3069\u6570\u3005\u306eAzure\u88fd\u54c1\u306e\u307b\u304b\u3001<a href=\"https:\/\/www.microsoft.com\/en-us\/cortana\">Cortana<\/a>\u3084<a href=\"https:\/\/powerbi.microsoft.com\/ja-jp\/\">Microsoft Power BI<\/a>\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Unit 42\u3067\u7ba1\u7406\u3057\u3066\u3044\u308b\u30b3\u30f3\u30c6\u30ca\u3067\u4fb5\u5bb3\u3055\u308c\u305f\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3063\u305f\u3068\u3053\u308d\u3001<a href=\"https:\/\/azure.microsoft.com\/ja-jp\/services\/service-fabric\/\">Azure Service Fabric<\/a>\u306e\u8106\u5f31\u6027\u60aa\u7528\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002Azure Service Fabric\u306fAzure\u306e\u30b5\u30fc\u30d3\u30b9\u306e1\u3064\u3067\u3001\u30af\u30e9\u30a6\u30c9\u4e0a\u306b\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306aService Fablic\u306e\u30af\u30e9\u30b9\u30bf\u3092\u30c7\u30d7\u30ed\u30a4\u3057\u307e\u3059\u3002\u30de\u30cd\u30fc\u30b8\u30c9\u306a\u30de\u30eb\u30c1\u30c6\u30ca\u30f3\u30c8\u578bService Fabric\u30af\u30e9\u30b9\u30bf\u304c\u63d0\u4f9b\u3059\u308bAzure\u30b5\u30fc\u30d3\u30b9\u306b\u5bfe\u3057\u3066\u3082\u8907\u6570\u56de\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u8a66\u884c\u3057\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u3089\u306f\u5931\u6557\u3057\u307e\u3057\u305f\u3002Microsoft\u304c\u3053\u308c\u3089\u306e\u30b5\u30fc\u30d3\u30b9\u306e\u30b3\u30f3\u30c6\u30ca\u4e0a\u3067\u30e9\u30f3\u30bf\u30a4\u30e0\u30a2\u30af\u30bb\u30b9\u3092\u7121\u52b9\u5316\u3057\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u79c1\u305f\u3061\u306fMicrosoft (Microsoft \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30ec\u30b9\u30dd\u30f3\u30b9 \u30bb\u30f3\u30bf\u30fc\u3001MSRC)\u3068\u7dca\u5bc6\u306b\u9023\u643a\u3057\u3066\u3053\u306e\u554f\u984c\u306e\u4fee\u6b63\u306b\u53d6\u308a\u7d44\u307f\u30012022\u5e746\u670814\u65e5\u306b\u4fee\u6b63\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002Microsoft\u306f\u3059\u3067\u306bLinux\u30af\u30e9\u30b9\u30bf\u3067\u7de9\u548c\u5bfe\u7b56\u3092\u5c0e\u5165\u6e08\u307f\u3060\u3063\u305fAzure Service Fabric\u306b\u5bfe\u3059\u308b\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30ea\u30ea\u30fc\u30b9\u3057\u3001Service Fabric\u304c\u652f\u3048\u3066\u3044\u308b\u88fd\u54c1\u30fb\u30b5\u30fc\u30d3\u30b9\u7fa4\u306e\u5185\u90e8\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u74b0\u5883\u3082\u66f4\u65b0\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u81ea\u52d5\u66f4\u65b0\u3092\u7121\u52b9\u306b\u3057\u3066Azure Service Fabric\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001Linux\u30af\u30e9\u30b9\u30bf\u3092\u6700\u65b0\u306eService Fabric\u30ea\u30ea\u30fc\u30b9\u306b\u66f4\u65b0\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002Linux\u30af\u30e9\u30b9\u30bf\u3092\u81ea\u52d5\u66f4\u65b0\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u5bfe\u7b56\u306f\u3068\u304f\u306b\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>Microsoft\u3068\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u3001\u4fe1\u983c\u3055\u308c\u3066\u3044\u306a\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092Service Fabric\u3067\u5b9f\u884c\u3057\u306a\u3044\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002\u8a73\u3057\u304f\u306f<a href=\"https:\/\/docs.microsoft.com\/ja-jp\/azure\/service-fabric\/service-fabric-best-practices-security#hosting-untrusted-applications-in-a-service-fabric-cluster\">Service Fabric\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u306e\u8106\u5f31\u6027\u3092\u60aa\u7528\u3059\u308b\u5b9f\u969b\u306e\u653b\u6483\u306f\u3053\u308c\u307e\u3067\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u81ea\u793e\u74b0\u5883\u304c\u8106\u5f31\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3001\u8a72\u5f53\u3059\u308b\u5834\u5408\u306f\u3059\u307f\u3084\u304b\u306b\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3092\u5f37\u304f\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<table style=\"width: 89.4045%;\">\n<tbody>\n<tr>\n<td style=\"width: 54.9669%;\"><span style=\"font-weight: 400;\">Unit 42\u306e\u95a2\u9023\u30c8\u30d4\u30c3\u30af<\/span><\/td>\n<td style=\"width: 213.245%;\"><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/containers-ja\/\"><span style=\"font-weight: 400;\">Containers<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/unit42.paloaltonetworks.jp\/category\/cloud-ja\/\"><span style=\"font-weight: 400;\">cloud<\/span><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u76ee\u6b21<\/h2>\n<p><a href=\"#Service-Fabric-Overview\">Service Fabric\u306e\u6982\u8981<\/a><br \/>\n<a href=\"#Service-Fabric-Architecture\">Service Fabric\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/a><br \/>\n<a href=\"#The-Vulnerability\">\u4eca\u56de\u78ba\u8a8d\u3055\u308c\u305f\u8106\u5f31\u6027<\/a><br \/>\n<a href=\"#Exploitation-of-CVE-2022-30137\">CVE-2022-30137\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8<\/a><br \/>\n<a href=\"#Gaining-Code-Execution-on-the-Node\">\u30ce\u30fc\u30c9\u4e0a\u3067\u306e\u30b3\u30fc\u30c9\u5b9f\u884c\u6a29\u9650\u596a\u53d6<\/a><br \/>\n<a href=\"#Cluster-Takeover\">\u30af\u30e9\u30b9\u30bf\u4e57\u3063\u53d6\u308a<\/a><br \/>\n<a href=\"#Broader-Impact-of-FabricScape\">FabricScape\u304c\u3082\u305f\u3089\u3059\u5e83\u7bc4\u306a\u5f71\u97ff<\/a><br \/>\n<a href=\"#Limitations\">\u5236\u7d04<\/a><br \/>\n<a href=\"#Disclosure-and-Mitigations\">\u60c5\u5831\u958b\u793a\u3068\u7de9\u548c\u7b56<\/a><br \/>\n<a href=\"#Conclusion\">\u7d50\u8ad6<\/a><\/p>\n<h2><a id=\"Service-Fabric-Overview\"><\/a>Service Fabric\u306e\u6982\u8981<\/h2>\n<p>Service Fabric\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u7528\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u3060\u3051\u3067\u306a\u304f\u3055\u307e\u3056\u307e\u306a\u5f62\u614b\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u30f3\u30b0\u3084\u30b5\u30fc\u30d3\u30b9\u7ba1\u7406\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Microsoft\u306f\u300cAzure\u306e\u30b3\u30a2\u30b5\u30fc\u30d3\u30b9\u306e\u591a\u304f\u304cService Fabric\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u300d\u3068\u3057\u305f\u6587\u66f8\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123715\" aria-describedby=\"caption-attachment-123715\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123716 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-96.png\" alt=\"\u56f3\u4e2d\u306eService Fabric\u3092\u5229\u7528\u3057\u305f\u30b5\u30fc\u30d3\u30b9\u306b\u306f\u3001Azure Core Infrastructure\u3001Azure Document DB\u3001Intune\u3001Skype for Business\u3001Event Hubs\u3001Bing Cortana\u3001Azure SQL Database\u3001Power BI\u3001IoT Suite\u304c\u542b\u307e\u308c\u307e\u3059\u3002\" width=\"900\" height=\"498\" \/><figcaption id=\"caption-attachment-123715\" class=\"wp-caption-text\">\u56f31. Service Fabric\u304c\u652f\u3048\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u306e\u4f8b(2019\u5e74\u6642\u70b9)<\/figcaption><\/figure>\n<p>Service Fabric\u306e\u793e\u5185\u74b0\u5883\u3067\u306e\u6210\u529f\u3092\u8e0f\u307e\u3048\u3001Microsoft\u306f2016\u5e74\u306bAzure Service Fabric\u3092\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u30fb\u30a2\u30ba\u30fb\u30a2\u30fb\u30b5\u30fc\u30d3\u30b9\u3068\u3057\u3066\u30ea\u30ea\u30fc\u30b9\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5229\u7528\u8005\u306fAzure Cloud\u4e0a\u3067\u81ea\u793e\u7528\u306eService Fabric\u30af\u30e9\u30b9\u30bf\u3092\u4f5c\u6210\u30fb\u7ba1\u7406\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u3053\u308c\u304c<a href=\"https:\/\/customers.microsoft.com\/en-us\/story\/alaskadotpf-government-azure-iot\">\u653f\u5e9c<\/a>\u3084\u30e1\u30c7\u30a3\u30a2\u3001<a href=\"https:\/\/news.microsoft.com\/transform\/bmw-launches-new-digital-mobility-experience-based-on-the-open-mobility-cloud-using-microsoft-azure\/\">\u81ea\u52d5\u8eca<\/a>\u3001<a href=\"https:\/\/customers.microsoft.com\/en-us\/story\/asos-retail-and-consumer-goods-azure\">\u30d5\u30a1\u30c3\u30b7\u30e7\u30f3<\/a>\u3001<a href=\"https:\/\/customers.microsoft.com\/en-us\/story\/alaska-airlines-travel-transportation-azure\">\u8f38\u9001<\/a>\u3001\u591a\u56fd\u7c4d\u30b3\u30f3\u30b0\u30ed\u30de\u30ea\u30c3\u30c8\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u306e\u4f01\u696d\u3067\u5e83\u304f\u5229\u7528\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<h2><a id=\"Service-Fabric-Architecture\"><\/a>Service Fabric\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/h2>\n<p>FabricScape\u306e\u5f71\u97ff\u3092\u304d\u3061\u3093\u3068\u7406\u89e3\u3059\u308b\u306b\u306fService Fabric\u306e\u57fa\u672c\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u304a\u304a\u307e\u304b\u306b\u62bc\u3055\u3048\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3067\u3059\u306e\u3067\u307e\u305a\u306fService Fabric\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u6982\u8981\u3092\u3056\u3063\u3068\u304a\u3055\u3089\u3044\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p>Kubernetes\u3068\u304a\u306a\u3058\u304f\u3001Service Fabric\u306e\u30af\u30e9\u30b9\u30bf\u3082\u591a\u6570\u306e\u30ce\u30fc\u30c9\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5404\u30ce\u30fc\u30c9\u306f\u30b3\u30f3\u30c6\u30ca\u30a8\u30f3\u30b8\u30f3\u3092\u7a3c\u50cd\u3057\u3001\u3053\u306e\u30b3\u30f3\u30c6\u30ca\u30a8\u30f3\u30b8\u30f3\u304c\u30b3\u30f3\u30c6\u30ca\u5316\u3055\u308c\u305f\u4efb\u610f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002Service Fabric\u306fLinux\u30ce\u30fc\u30c9\u3068Windows\u30ce\u30fc\u30c9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u3069\u3061\u3089\u306e\u30ce\u30fc\u30c9\u3067\u3082Docker\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u306a\u304a\u3001Windows\u30ce\u30fc\u30c9\u3067\u306f<a href=\"https:\/\/docs.microsoft.com\/ja-jp\/virtualization\/windowscontainers\/manage-containers\/hyperv-container\">Hyper-V\u306e\u5206\u96e2\u30e2\u30fc\u30c9<\/a>\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u6700\u5927\u9650\u306e\u5206\u96e2\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002Service Fabric\u30af\u30e9\u30b9\u30bf\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u5834\u5408\u3001Service Fabric\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30de\u30cb\u30d5\u30a7\u30b9\u30c8\u306b\u5f93\u3063\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066\u30c7\u30d7\u30ed\u30a4\u3057\u307e\u3059\u3002<\/p>\n<p>\u821e\u53f0\u88cf\u3067\u306f\u3001\u5404\u30ce\u30fc\u30c9\u304c\u8907\u6570\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u52d5\u304b\u3057\u3066\u30ce\u30fc\u30c9\u9593\u306e\u5354\u8abf\u7684\u52d5\u4f5c\u3092\u53ef\u80fd\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u5206\u6563\u578b\u30af\u30e9\u30b9\u30bf\u3092\u3064\u304f\u308a\u3060\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u95a2\u3059\u308b\u516c\u958b\u6587\u66f8\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u304c\u3001Microsoft\u304c2018\u5e74\u306bService Fabric\u30d0\u30fc\u30b8\u30e7\u30f36.4\u306e<a href=\"https:\/\/github.com\/microsoft\/service-fabric\">\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/a>\u3092\u516c\u958b\u3057\u305f\u3053\u3068\u3067\u3001\u3060\u308c\u3067\u3082\u30b3\u30fc\u30c9\u3092\u8aad\u3093\u3067\u5404\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u76ee\u7684\u3084\u904b\u7528\u3092\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_123718\" aria-describedby=\"caption-attachment-123718\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123718 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-97-ja-1.png\" alt=\"Linux Fabric Node\u3002\u3053\u306e\u30d5\u30a1\u30d6\u30ea\u30c3\u30af\u306b\u306fFabric Gateway\u3001Fabric RM\u3001Fabric DCA\u3001Fabric IS\u3001Fabric CAS\u3001File Store Service\u306a\u3069\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3002\u3053\u306e\u56f3\u3067\u306f\u305d\u3046\u3057\u305f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u8907\u6570\u306eDocker\u30b3\u30f3\u30c6\u30ca\u306e\u96a3\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3002 \" width=\"900\" height=\"395\" \/><figcaption id=\"caption-attachment-123718\" class=\"wp-caption-text\">\u56f32. Service Fabric\u306eLinux\u30ce\u30fc\u30c9\u306e\u4f8b<\/figcaption><\/figure>\n<h2><a id=\"The-Vulnerability\"><\/a>\u4eca\u56de\u78ba\u8a8d\u3055\u308c\u305f\u8106\u5f31\u6027<\/h2>\n<p>Service Fabric\u306f\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30d7\u30ed\u30a4\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u5404\u30b3\u30f3\u30c6\u30ca\u306b\u306f\u3001\u521d\u671f\u5316\u6642\u306b\u65b0\u3057\u3044\u30ed\u30b0\u7528\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u4f5c\u6210\u3055\u308c\u3001\u8aad\u307f\u53d6\u308a\u30fb\u66f8\u304d\u8fbc\u307f\u6a29\u9650\u3064\u304d\u3067\u3053\u308c\u304c\u30de\u30a6\u30f3\u30c8\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306f\u3059\u3079\u3066\u3001\u5404\u30ce\u30fc\u30c9\u4e0a\u306e\u5358\u4e00\u306e\u30d1\u30b9\u306b\u4e00\u5143\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070Azure Service Fabric\u306e\u5834\u5408\u3001\u3053\u308c\u3089\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306f<span style=\"font-family: 'courier new', courier, monospace;\">\/mnt\/sfroot\/log\/Containers<\/span>\u306b\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n<p>Service Fabric\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e1\u3064\u306bDCA(Data Collection Agent)\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002DCA\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u5f79\u5272\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e1\u3064\u304c\u5f8c\u3067\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u4e0a\u8a18\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304b\u3089\u30ed\u30b0\u3092\u53ce\u96c6\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u3089\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u306f\u9ad8\u3044\u6a29\u9650\u304c\u6c42\u3081\u3089\u308c\u308b\u306e\u3067\u3001\u5404\u30ce\u30fc\u30c9\u306fDCA\u3092root\u3068\u3057\u3066\u5b9f\u884c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u540c\u6642\u306bDCA\u306f\u3001\u30b3\u30f3\u30c6\u30ca\u306b\u3088\u3063\u3066\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u30d5\u30a1\u30a4\u30eb\u3082\u51e6\u7406\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u3053\u308c\u3089\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u51e6\u7406\u3059\u308bDCA\u306e\u4ed5\u7d44\u307f\u304c\u8106\u5f31\u3067\u3042\u308c\u3070\u3001\u305d\u3053\u3092\u7a81\u3051\u3070\u30b3\u30f3\u30c6\u30ca\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u305d\u306e\u30ce\u30fc\u30c9\u3067\u306eroot\u6a29\u9650\u3092\u596a\u53d6\u3067\u304d\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u305f\u3068\u3048\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u60aa\u610f\u306e\u3042\u308b\u30b3\u30f3\u30c6\u30ca\u3084\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u5b9f\u884c\u3057\u305f\u5834\u5408\u3084\u3001\u30b3\u30f3\u30c6\u30ca\u304c\u653b\u6483\u8005\u306b\u4e57\u3063\u53d6\u3089\u308c\u305f\u5834\u5408\u306a\u3069\u306b\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>DCA\u306e\u53e4\u3044\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u8abf\u3079\u3066\u307f\u308b\u3068\u3001\u95a2\u6570<span style=\"font-family: 'courier new', courier, monospace;\">GetIndex (PersistedIndex.cs:48)<\/span>\u306b\u306f\u7af6\u5408\u72b6\u614b\u3067\u306e<a href=\"https:\/\/cwe.mitre.org\/data\/definitions\/123.html\">\u4efb\u610f\u66f8\u304d\u8fbc\u307f<\/a>\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u306b\u6c17\u3065\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u95a2\u6570\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001\u5185\u5bb9\u304c\u671f\u5f85\u3055\u308c\u308b\u5f62\u5f0f\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u5185\u5bb9\u306e\u4e00\u90e8\u3092\u5909\u66f4\u3057\u3001\u65b0\u3057\u3044\u5185\u5bb9\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u4e0a\u66f8\u304d\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>GetIndex\u95a2\u6570\u306f\u4ee5\u4e0b\u306e2\u3064\u306e\u30b5\u30d6\u30d5\u30a1\u30f3\u30af\u30b7\u30e7\u30f3\u3067\u3053\u3046\u3057\u305f\u51e6\u7406\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">LoadFromFile<\/span>: \u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080<\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">SaveToFile<\/span>: \u65b0\u3057\u3044\u30c7\u30fc\u30bf\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080<\/li>\n<\/ul>\n<figure id=\"attachment_123719\" aria-describedby=\"caption-attachment-123719\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123720 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-98.png\" alt=\"GetIndex\u95a2\u6570\u306e\u30b3\u30fc\u30c9\u5185\u5bb9 \" width=\"900\" height=\"766\" \/><figcaption id=\"caption-attachment-123719\" class=\"wp-caption-text\">\u56f33. GetIndex\u95a2\u6570<\/figcaption><\/figure>\n<p>\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a<a href=\"https:\/\/en.wikipedia.org\/wiki\/Symlink_race\">symlink\u306e\u7af6\u5408<\/a>\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u4fb5\u5bb3\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30ca\u5185\u306b\u3044\u308b\u653b\u6483\u8005\u306f\u3001<span style=\"font-family: 'courier new', courier, monospace;\">LoadFromFile<\/span>\u304c\u8aad\u307f\u53d6\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u306a\u304b\u306b\u60aa\u610f\u306e\u3042\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u4ed5\u8fbc\u3093\u3067\u304a\u304d\u307e\u3059\u3002LoadFromFile\u304c\u30d5\u30a1\u30a4\u30eb\u3092\u30d1\u30fc\u30b9\u3057\u3066\u3044\u308b\u3042\u3044\u3060\u306b\u653b\u6483\u8005\u306f\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u4efb\u610f\u306e\u30d1\u30b9\u3078\u306esymlink\u306b\u3088\u3063\u3066\u4e0a\u66f8\u304d\u3057\u307e\u3059\u3002\u305d\u3046\u3059\u308c\u3070\u5f8c\u3067<span style=\"font-family: 'courier new', courier, monospace;\">SaveToFile<\/span>\u304c\u305d\u306esymlink\u3092\u305f\u3069\u3063\u3066\u60aa\u610f\u306e\u3042\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u305d\u306e\u30d1\u30b9\u306b\u66f8\u304d\u8fbc\u3093\u3067\u304f\u308c\u307e\u3059\u3002<\/p>\n<p>DCA\u306f\u30ce\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306eroot\u3068\u3057\u3066\u5b9f\u884c\u3055\u308c\u308b\u306e\u3067\u3001symlink\u3092\u305f\u3069\u3063\u3066\u30ce\u30fc\u30c9\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u4e0a\u66f8\u304d\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<h2><a id=\"Exploitation-of-CVE-2022-30137\"><\/a>CVE-2022-30137\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8<\/h2>\n<p>\u3053\u306e\u554f\u984c\u3092\u60aa\u7528\u3059\u308b\u5834\u5408\u3001\u653b\u6483\u8005\u306fDCA\u3092\u8d77\u52d5\u3057\u3001\u81ea\u8eab\u304c\u5236\u5fa1\u4e0b\u306b\u304a\u3044\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u5bfe\u3057\u3001\u8106\u5f31\u6027\u306e\u3042\u308b\u95a2\u6570\u3092\u5b9f\u884c\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002DCA\u306f\u5148\u306b\u8ff0\u3079\u305f\u30ed\u30b0\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u7279\u5b9a\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u304c\u4f5c\u6210\u3055\u308c\u308b\u306e\u3092\u76e3\u8996\u3057\u3066\u3044\u3066\u3001\u5bfe\u8c61\u306e\u30d5\u30a1\u30a4\u30eb\u3054\u3068\u306b\u7570\u306a\u308b\u6a5f\u80fd\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u3053\u306e\u5bfe\u8c61\u306e1\u3064\u306b<span style=\"font-family: 'courier new', courier, monospace;\">ProcessContainerLog.txt<\/span>\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123721\" aria-describedby=\"caption-attachment-123721\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123722 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-99.png\" alt=\"\" width=\"900\" height=\"205\" \/><figcaption id=\"caption-attachment-123721\" class=\"wp-caption-text\">\u56f34. \u30b3\u30fc\u30c9\u5185\u306eProcessContainerLog\u306e\u8aac\u660e\u6587<\/figcaption><\/figure>\n<p>\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210\u3092\u78ba\u8a8d\u3057\u305fDCA\u306f\u3001\u30ed\u30b0\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306e\u5f53\u8a72\u30d1\u30b9\u306b\u5bfe\u3057\u3001\u6700\u7d42\u7684\u306b<span style=\"font-family: 'courier new', courier, monospace;\">GetIndex<\/span>\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u95a2\u6570\u3092\u4f55\u5ea6\u3082\u5b9f\u884c\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30d1\u30b9\u306f\u30b3\u30f3\u30c6\u30ca\u306b\u3088\u308b\u5909\u66f4\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_123723\" aria-describedby=\"caption-attachment-123723\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123724 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-100.png\" alt=\"\u30b3\u30fc\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u306e\u958b\u59cb\u90e8\u5206 \" width=\"900\" height=\"177\" \/><figcaption id=\"caption-attachment-123723\" class=\"wp-caption-text\">\u56f35. ProcessContainerLog\u3092\u76e3\u8996<\/figcaption><\/figure>\n<p>\u3064\u307e\u308a\u60aa\u610f\u306e\u3042\u308b\u30b3\u30f3\u30c6\u30ca\u306f\u3001\u81ea\u8eab\u304c\u5236\u5fa1\u4e0b\u306b\u304a\u3044\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u5bfe\u3057\u3001<span style=\"font-family: 'courier new', courier, monospace;\">GetIndex<\/span>\u306e\u5b9f\u884c\u3092\u30c8\u30ea\u30ac\u30fc\u3057\u3066\u7af6\u5408\u3067\u52dd\u3061\u3001\u30ce\u30fc\u30c9\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306b\u3042\u308b\u4efb\u610f\u306e\u30d1\u30b9\u306e\u4e0a\u66f8\u304d\u3092\u8a66\u307f\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3064\u306d\u306b\u7af6\u5408\u3067\u52dd\u3064\u305f\u3081\u306b\u3001\u79c1\u305f\u3061\u306f\u60aa\u610f\u306e\u3042\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u30b5\u30a4\u30ba\u309210MB\u306b\u5909\u66f4\u3057\u3001<span style=\"font-family: 'courier new', courier, monospace;\">LoadFromFile<\/span>\u306e\u30d1\u30fc\u30b9\u306b\u304b\u306a\u308a\u6642\u9593\u304c\u304b\u304b\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u304a\u304b\u3052\u3067symlink\u306b\u3088\u308b\u4e0a\u66f8\u304d\u6642\u9593\u3092\u3058\u3085\u3046\u3076\u3093\u53d6\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u6bce\u56de\u7af6\u5408\u306b\u52dd\u3066\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u6642\u70b9\u3067\u3001\u30b3\u30f3\u30c6\u30ca\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067<span style=\"font-family: 'courier new', courier, monospace;\">GetIndex<\/span>\u3092\u60aa\u7528\u3057\u3001\u30ce\u30fc\u30c9\u4e0a\u306e\u4efb\u610f\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u4e0a\u66f8\u304d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u6319\u52d5\u306fLinux\u30b3\u30f3\u30c6\u30ca\u3068Windows\u30b3\u30f3\u30c6\u30ca\u306e\u4e21\u65b9\u3067\u89b3\u5bdf\u3067\u304d\u307e\u3059\u304c\u3001\u60aa\u7528\u304c\u53ef\u80fd\u306a\u306e\u306fLinux\u30b3\u30f3\u30c6\u30ca\u3060\u3051\u3067\u3059\u3002Windows\u30b3\u30f3\u30c6\u30ca\u306e\u5834\u5408\u3001\u7279\u6a29\u3092\u3082\u305f\u306a\u3044\u30a2\u30af\u30bf\u30fc\u306f\u5bfe\u8c61\u74b0\u5883\u306bsymlink\u3092\u4f5c\u6210\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u308c\u4ee5\u964d\u306f\u3001Linux\u30ce\u30fc\u30c9(Ubuntu 18.04)\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306b\u3088\u308a\u3001\u30ce\u30fc\u30c9\u4e0a\u3067\u30b3\u30fc\u30c9\u5b9f\u884c\u6a29\u9650\u3092\u596a\u53d6\u3059\u308b\u65b9\u6cd5\u3092\u4e2d\u5fc3\u306b\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2><a id=\"Gaining-Code-Execution-on-the-Node\"><\/a>\u30ce\u30fc\u30c9\u4e0a\u3067\u306e\u30b3\u30fc\u30c9\u5b9f\u884c\u6a29\u9650\u596a\u53d6<\/h2>\n<p>\u7279\u6a29\u3064\u304d\u4efb\u610f\u66f8\u304d\u8fbc\u307f\u306e\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u3066\u30de\u30b7\u30f3\u4e0a\u3067\u30b3\u30fc\u30c9\u5b9f\u884c\u6a29\u9650\u3092\u5f97\u308b\u30bf\u30b9\u30af\u306f\u975e\u5e38\u306b\u5bb9\u6613\u3067\u3001\u305f\u3068\u3048\u3070<a href=\"https:\/\/attack.mitre.org\/techniques\/T1098\/004\/\">\u60aa\u8cea\u306assh\u30ad\u30fc\u306e\u8ffd\u52a0<\/a>\u3084<a href=\"https:\/\/attack.mitre.org\/techniques\/T1098\/\">\u60aa\u610f\u306e\u3042\u308b\u30e6\u30fc\u30b6\u30fc\u306e\u8ffd\u52a0<\/a>\u3001<a href=\"https:\/\/attack.mitre.org\/techniques\/T1036\/\">\u826f\u6027\u30d0\u30a4\u30ca\u30ea\u306e\u4e0a\u66f8\u304d\u306b\u3088\u308b\u30d0\u30c3\u30af\u30c9\u30a2<\/a>\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306a\u3069\u3055\u307e\u3056\u307e\u306a\u624b\u6cd5\u304c\u4f7f\u3048\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u4eca\u56de\u306f\u3069\u308c\u3082\u4f7f\u3048\u307e\u305b\u3093\u3002\u30ce\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u66f8\u304d\u8fbc\u307f\u30d7\u30ea\u30df\u30c6\u30a3\u30d6\u306f\u5f31\u3044\u306e\u3067\u3059\u3002\u7406\u7531\u306f2\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">GetIndex<\/span>\u306f\u5185\u90e8\u306eService Fabric\u30d5\u30a1\u30a4\u30eb\u3092\u5909\u66f4\u3059\u308b\u306e\u3067\u30d5\u30a1\u30a4\u30eb(\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u30b3\u30f3\u30c6\u30f3\u30c4)\u304c\u6b63\u3057\u3044\u5185\u90e8\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304b\u3089<span style=\"font-family: 'courier new', courier, monospace;\">SaveToFile<\/span>\u306b\u9032\u3093\u3067\u3044\u308b<\/li>\n<li>\u30ce\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u4e0a\u3067\u4e0a\u66f8\u304d\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u5b9f\u884c\u6a29\u9650\u304c\u306a\u3044<\/li>\n<\/ol>\n<figure id=\"attachment_123725\" aria-describedby=\"caption-attachment-123725\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123726 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-101.png\" alt=\"\" width=\"900\" height=\"281\" \/><figcaption id=\"caption-attachment-123725\" class=\"wp-caption-text\">\u56f36. \u5185\u90e8\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u4f8b<\/figcaption><\/figure>\n<p>\u8abf\u3079\u3066\u307f\u308b\u3068\u3053\u306e\u5185\u90e8\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306f\u74b0\u5883\u5909\u6570\u3092\u542b\u3080\u30d5\u30a1\u30a4\u30eb\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3068\u975e\u5e38\u306b\u3088\u304f\u4f3c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_123727\" aria-describedby=\"caption-attachment-123727\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123728 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-102.png\" alt=\"FabricScape\u306b\u95a2\u9023\u3059\u308b\u60aa\u610f\u306e\u3042\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u4f8b\" width=\"900\" height=\"125\" \/><figcaption id=\"caption-attachment-123727\" class=\"wp-caption-text\">\u56f37 \u60aa\u610f\u306e\u3042\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u4f8b<\/figcaption><\/figure>\n<p>\u3053\u3053\u3067\u306f\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306b<a href=\"https:\/\/man7.org\/linux\/man-pages\/man7\/environ.7.html\"><span style=\"font-family: 'courier new', courier, monospace;\">\/etc\/environment<\/span><\/a>\u3092\u4f7f\u3046\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002\u65b0\u3057\u3044\u30b7\u30a7\u30eb\u7528\u306e\u57fa\u672c\u7684\u306a\u74b0\u5883\u5909\u6570\u304c\u4e2d\u3067\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u3057\u3001\u4ed6\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u3082\u4f7f\u7528\u3067\u304d\u308b\u304b\u3089\u3067\u3059\u3002\u3059\u3053\u3057\u8abf\u3079\u3066\u307f\u308b\u3068\u3001Linux\u30bf\u30b9\u30af\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9(<a href=\"https:\/\/ja.wikipedia.org\/wiki\/Crontab\"><span style=\"font-family: 'courier new', courier, monospace;\">cron<\/span><\/a>) \u304c\u5b9f\u884c\u3059\u308b\u3059\u3079\u3066\u306e\u30b8\u30e7\u30d6\u304c\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u3055\u3089\u306b\u5e78\u904b\u306a\u3053\u3068\u306b\u3001\u3059\u3079\u3066\u306e\u30ce\u30fc\u30c9\u306broot\u6a29\u9650\u3067\u6bce\u5206\u5b9f\u884c\u3055\u308c\u308b\u30b8\u30e7\u30d6\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u3064\u307e\u308a\u3001\u300c\u5bfe\u8c61\u30ce\u30fc\u30c9\u4e0a\u3067root\u3068\u3057\u3066\u5b9f\u884c\u3055\u308c\u308b\u65b0\u3057\u3044\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u60aa\u610f\u306e\u3042\u308b\u74b0\u5883\u5909\u6570\u3092\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u53ef\u80fd\u300d\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u5800\u308a\u3055\u3052\u308b\u3068\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u306b\u30b8\u30e7\u30d6\u304c\u306a\u304f\u3066\u3082\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u304c\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<span style=\"font-family: 'courier new', courier, monospace;\">cron<\/span>\u306froot\u3068\u3057\u3066\u5185\u90e8\u306e\u6bce\u6642\u30b8\u30e7\u30d6\u3092\u5b9f\u884c\u3059\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_123729\" aria-describedby=\"caption-attachment-123729\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123730 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-103.png\" alt=\"\u3053\u306e\u56f3\u306fcron\u30b8\u30e7\u30d6\u306e\u30b9\u30cb\u30da\u30c3\u30c8\u3068\u305d\u308c\u306b\u95a2\u9023\u3059\u308b\u30b3\u30e1\u30f3\u30c8\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"98\" \/><figcaption id=\"caption-attachment-123729\" class=\"wp-caption-text\">\u56f38 \u6bce\u5206\u5b9f\u884c\u3055\u308c\u308bcron\u30b8\u30e7\u30d6<\/figcaption><\/figure>\n<p>\u79c1\u305f\u3061\u306f\u30b3\u30fc\u30c9\u5b9f\u884c\u6a29\u9650\u306e\u596a\u53d6\u306b<a href=\"https:\/\/attack.mitre.org\/techniques\/T1574\/006\/\">\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ea\u30f3\u30ab\u30cf\u30a4\u30b8\u30e3\u30c3\u30af<\/a>\u3068\u547c\u3070\u308c\u308b\u624b\u6cd5\u3092\u4f7f\u3044\u307e\u3057\u305f\u3002\u4f7f\u3063\u305f\u306e\u306f\u74b0\u5883\u5909\u6570<span style=\"font-family: 'courier new', courier, monospace;\">LD_PRELOAD<\/span>\u3067\u3059\u3002\u65b0\u3057\u3044\u30d7\u30ed\u30bb\u30b9\u306e\u521d\u671f\u5316\u6642\u3001<a href=\"https:\/\/ja.wikipedia.org\/wiki\/%E3%83%AA%E3%83%B3%E3%82%B1%E3%83%BC%E3%82%B8%E3%82%A8%E3%83%87%E3%82%A3%E3%82%BF\">\u30ea\u30f3\u30ab<\/a>\u306f\u74b0\u5883\u5909\u6570LD_PRELOAD\u304c\u6307\u3059\u5171\u6709\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u4f7f\u3063\u3066\u30ce\u30fc\u30c9\u4e0a\u306e\u7279\u6a29\u3092\u6301\u3064cron\u30b8\u30e7\u30d6\u306b\u5171\u6709\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p>\u79c1\u305f\u3061\u306f\u30ea\u30d0\u30fc\u30b9\u30b7\u30a7\u30eb\u3092\u958b\u59cb\u3059\u308b\u95a2\u6570\u3092\u6301\u3064\u30c0\u30df\u30fc\u306e\u5171\u6709\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001\u3053\u306e\u95a2\u6570\u306b<a href=\"https:\/\/gcc.gnu.org\/onlinedocs\/gcc-4.7.0\/gcc\/Function-Attributes.html\">constructor\u5c5e\u6027<\/a>\u3092\u4e0e\u3048\u3066\u5171\u6709\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30ed\u30fc\u30c9\u6642\u306b\u81ea\u52d5\u7684\u306b\u30ea\u30d0\u30fc\u30b9\u30b7\u30a7\u30eb\u304c\u958b\u59cb\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u3001\u5171\u6709\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u3082\u306e\u3092\u30b3\u30f3\u30c6\u30ca\u5185\u306e\u30ed\u30b0\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30b3\u30d4\u30fc\u3057\u3001<span style=\"font-family: 'courier new', courier, monospace;\">LD_PRELOAD<\/span>\u304c\u3053\u306e\u5171\u6709\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30d1\u30b9\u3092\u6307\u3059\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e1\u5206\u5f8c\u3001\u305d\u306e\u30ce\u30fc\u30c9\u306eroot\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u306e\u30ea\u30d0\u30fc\u30b9\u30b7\u30a7\u30eb\u53d6\u5f97\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_123732\" aria-describedby=\"caption-attachment-123732\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123732 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-104-ja.png\" alt=\"Linux\u306eService Fabric\u30ce\u30fc\u30c9\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u6d41\u308c\u3092\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u3067\u8aac\u660e\u3057\u305f\u3082\u306e\u30021) \u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u3066\u30db\u30b9\u30c8\u4e0a\u306e\/etc\/environment\u3092\u4e0a\u66f8\u304d 2) \u65b0\u3057\u3044cronjob\u304c\u60aa\u610f\u306e\u3042\u308b\u74b0\u5883\u5909\u6570\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u30013) LD_PRELOAD\u304c\u60aa\u610f\u306e\u3042\u308b\u5171\u6709\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30ed\u30fc\u30c9 4) \u30db\u30b9\u30c8\u306eroot\u6a29\u9650\u306e\u30ea\u30d0\u30fc\u30b9\u30b7\u30a7\u30eb\" width=\"900\" height=\"660\" \/><figcaption id=\"caption-attachment-123732\" class=\"wp-caption-text\">\u56f39 \u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u6d41\u308c<\/figcaption><\/figure>\n<p>\u691c\u8a3c\u6642\u70b9\u3067\u5229\u7528\u53ef\u80fd\u3060\u3063\u305f\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3 (8.2.1124.1) \u306eAzure Service Fabric \u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3044\u3001Ubuntu 16.04\u3068Ubuntu 18.04\u306e\u4e21\u65b9\u3067\u3053\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u304c\u6210\u529f\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002\u79c1\u305f\u3061\u306f\u691c\u8a3c\u3057\u305f\u3059\u3079\u3066\u306e\u56de\u3067\u3001\u7af6\u5408\u306b\u52dd\u3061\u3001\u30b3\u30f3\u30c6\u30ca\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3001\u5bfe\u8c61\u30ce\u30fc\u30c9\u3067\u306e\u30b3\u30fc\u30c9\u5b9f\u884c\u6a29\u9650\u306e\u596a\u53d6\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2><a id=\"Cluster-Takeover\"><\/a>\u30af\u30e9\u30b9\u30bf\u4e57\u3063\u53d6\u308a<\/h2>\n<p>Microsoft\u306fService Fabric\u30af\u30e9\u30b9\u30bf\u306e\u7ba1\u7406\u3084\u64cd\u4f5c\u304c\u3057\u3084\u3059\u3044\u3088\u3046\u3001\u30e6\u30fc\u30b6\u30fc\u306b<span style=\"font-family: 'courier new', courier, monospace;\"><a href=\"https:\/\/docs.microsoft.com\/ja-jp\/azure\/service-fabric\/service-fabric-cli\">sfctl<\/a><\/span>\u3068\u3044\u3046CLI \u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123733\" aria-describedby=\"caption-attachment-123733\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123734 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-105.png\" alt=\"sfctl\u30b3\u30de\u30f3\u30c9\u306e\u4e00\u89a7\u3002 \" width=\"900\" height=\"505\" \/><figcaption id=\"caption-attachment-123733\" class=\"wp-caption-text\">\u56f310 sfctl\u306e\u30b5\u30d6\u30b3\u30de\u30f3\u30c9<\/figcaption><\/figure>\n<p>\u30af\u30e9\u30b9\u30bf\u3092\u64cd\u4f5c\u30fb\u7ba1\u7406\u3059\u308b\u5834\u5408\u3001\u30e6\u30fc\u30b6\u30fc\u306f<span style=\"font-family: 'courier new', courier, monospace;\">sfctl<\/span>\u306b\u6b21\u306e2\u3064\u306e\u5f15\u6570\u3092\u4e0e\u3048\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u30af\u30e9\u30b9\u30bf\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u8a3c\u660e\u66f8<\/li>\n<\/ol>\n<p>\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3055\u3044\u3001<span style=\"font-family: 'courier new', courier, monospace;\">sfctl<\/span>\u306f\u30af\u30e9\u30b9\u30bf\u5185\u306eREST API\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u308a\u3001\u8a8d\u8a3c\u306b\u3053\u306e\u8a3c\u660e\u66f8\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u306eAPI\u306f<a href=\"https:\/\/docs.microsoft.com\/ja-jp\/rest\/api\/servicefabric\/sfclient-index\">\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd<\/a>\u3092\u5b9f\u884c\u53ef\u80fd\u3067\u3001\u30ea\u30e2\u30fc\u30c8\u304b\u3089\u30af\u30e9\u30b9\u30bf\u3092\u7ba1\u7406\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002Azure Service Fabric\u30b5\u30fc\u30d3\u30b9\u306e\u5834\u5408\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f19080\u756a\u30dd\u30fc\u30c8\u3067\u30ea\u30c3\u30b9\u30f3\u3057\u3066\u304a\u308a\u3001\u3053\u308c\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_123735\" aria-describedby=\"caption-attachment-123735\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123736 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-106.png\" alt=\"\u30b3\u30fc\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u306e\u958b\u59cb\u90e8\u5206 \" width=\"900\" height=\"23\" \/><figcaption id=\"caption-attachment-123735\" class=\"wp-caption-text\">\u56f311 sfctl\u3067\u30af\u30e9\u30b9\u30bf\u3092\u9078\u629e<\/figcaption><\/figure>\n<p>\u3053\u3046\u3057\u305fAPI\u306e\u307b\u304b\u306b\u3001\u3053\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u306f\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3082\u7528\u610f\u3055\u308c\u3066\u3044\u3066\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u8a3c\u660e\u66f8\u304c\u9069\u7528\u3055\u308c\u3066\u3044\u308c\u3070\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306f<a href=\"https:\/\/docs.microsoft.com\/ja-jp\/azure\/service-fabric\/service-fabric-visualizing-your-cluster\">Service Fabric Explorer<\/a>\u3068\u547c\u3070\u308c\u3066\u3044\u3066\u3001\u3053\u308c\u3092\u4f7f\u3048\u3070\u30af\u30e9\u30b9\u30bf\u3092\u8996\u899a\u7684\u306b\u7ba1\u7406\u30fb\u5206\u6790\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123737\" aria-describedby=\"caption-attachment-123737\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123738 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-107.png\" alt=\"Microsoft Azure\u304c\u63d0\u4f9b\u3059\u308bService Fabric Explorer\u306e\u7ba1\u7406\u753b\u9762\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\" width=\"900\" height=\"415\" \/><figcaption id=\"caption-attachment-123737\" class=\"wp-caption-text\">\u56f312. Service Fabric Explorer\u306eindex\u30da\u30fc\u30b8<\/figcaption><\/figure>\n<p>CVE-2022-30137\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3067\u30ce\u30fc\u30c9\u306eroot\u6a29\u9650\u3092\u596a\u53d6\u3057\u3066\u304b\u3089\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u63a2\u7d22\u3057\u305f\u3068\u3053\u308d\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea<span style=\"font-family: 'courier new', courier, monospace;\">\/var\/lib\/waagent\/<\/span>\u306b\u6a5f\u5fae\u306a\u30d5\u30a1\u30a4\u30eb\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u898b\u3064\u304b\u3063\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u306a\u304b\u306b\u306f\u3001\u30af\u30e9\u30b9\u30bf\u5168\u4f53\u3092\u5236\u5fa1\u3057\u3066\u3044\u308b\u8a3c\u660e\u66f8\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u3053\u3067\u898b\u3064\u3051\u305f\u8a3c\u660e\u66f8\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4efb\u610f\u306eREST API\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8(\u304a\u3088\u3073\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5)\u306b\u5bfe\u3059\u308b\u8a8d\u8a3c\u306b\u6210\u529f\u3057\u3001\u30af\u30e9\u30b9\u30bf\u5185\u3067\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u3092\u30c8\u30ea\u30ac\u30fc\u3059\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u9001\u4fe1\u306b\u3082\u6210\u529f\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u898b\u3064\u3051\u305f\u8a3c\u660e\u66f8\u3092\u4f7f\u3046\u3068\u3001<span style=\"font-family: 'courier new', courier, monospace;\">sfctl<\/span>\u3092\u5b9f\u884c\u3057\u3066\u30af\u30e9\u30b9\u30bf\u3092\u7ba1\u7406\u3057\u305f\u308aService Fabric Explorer\u3092\u30d6\u30e9\u30a6\u30ba\u3057\u305f\u308a\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_123739\" aria-describedby=\"caption-attachment-123739\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123740 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/word-image-108.png\" alt=\"\u3053\u306e\u56f3\u306fFabricScape\u3092\u60aa\u7528\u3057\u3066\u30ce\u30fc\u30c9\u306eroot\u6a29\u9650\u3092\u53d6\u5f97\u5f8c\u3001\u898b\u3064\u3051\u305f\u8a3c\u660e\u66f8\u3092\u30c6\u30b9\u30c8\u3059\u308b\u3055\u3044\u306b\u4f7f\u7528\u3055\u308c\u305f\u30b3\u30fc\u30c9\u306e\u629c\u7c8b\u3002 \" width=\"900\" height=\"346\" \/><figcaption id=\"caption-attachment-123739\" class=\"wp-caption-text\">\u56f313. \u898b\u3064\u3051\u305f\u8a3c\u660e\u66f8\u3092\u8a66\u3057\u3066\u3044\u308b\u3068\u3053\u308d<\/figcaption><\/figure>\n<h2><a id=\"Broader-Impact-of-FabricScape\"><\/a>FabricScape\u304c\u3082\u305f\u3089\u3059\u5e83\u7bc4\u306a\u5f71\u97ff<\/h2>\n<p>Microsoft\u306f\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u3067Service Fabric\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\u3092\u516c\u958b\u306f\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u56f31\u306b\u793a\u3057\u305f\u90e8\u5206\u7684\u306a\u30ea\u30b9\u30c8\u306f\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u653b\u6483\u8005\u304cService Fabric\u5185\u306e\u30b3\u30f3\u30c6\u30ca\u3092\u81ea\u8eab\u306e\u5236\u5fa1\u4e0b\u306b\u304a\u3044\u305f\u5834\u5408\u3001\u4e0a\u8a18\u306b\u793a\u3057\u305f\u3068\u304a\u308a\u30af\u30e9\u30b9\u30bf\u5168\u4f53\u306e\u4fb5\u5bb3\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2><a id=\"Limitations\"><\/a>\u5236\u7d04<\/h2>\n<p>Service Fabric\u30af\u30e9\u30b9\u30bf\u306f\u8a2d\u8a08\u4e0a\u30b7\u30f3\u30b0\u30eb\u30c6\u30ca\u30f3\u30c8\u3067\u3001\u30db\u30b9\u30c8\u3055\u308c\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u4fe1\u983c\u3067\u304d\u308b\u3082\u306e\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3053\u308c\u3089\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067Service Fabric\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3067\u3059\u3002\u3053\u306e\u30a2\u30af\u30bb\u30b9\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304cService Fabric\u74b0\u5883\u306b\u95a2\u3059\u308b\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u3063\u3066\u3001\u7279\u5b9a\u306e\u5834\u6240\u306b\u30ed\u30b0\u3092\u66f8\u304d\u8fbc\u3081\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002FabricScape\u3092\u60aa\u7528\u3059\u308b\u306b\u306f\u4fb5\u5bb3\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30ca\u306b\u30e9\u30f3\u30bf\u30a4\u30e0\u30a2\u30af\u30bb\u30b9\u304c\u5fc5\u8981\u3067\u3059\u3002\u30e9\u30f3\u30bf\u30a4\u30e0\u30a2\u30af\u30bb\u30b9\u304c\u3042\u308b\u3053\u3068\u3067\u3001\u30ed\u30b0\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u304b\u3089\u3067\u3059\u3002\u958b\u767a\u8005\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4fe1\u983c\u3067\u304d\u306a\u3044\u3068\u8003\u3048\u308b\u5834\u5408\u3001\u307e\u305f\u306f\u30af\u30e9\u30b9\u30bf\u304c\u30de\u30eb\u30c1\u30c6\u30ca\u30f3\u30c8\u306e\u5834\u5408\u3001\u3053\u306e\u30a2\u30af\u30bb\u30b9\u306f\u30af\u30e9\u30b9\u30bf\u4e0a\u306e\u5404\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5bfe\u3057\u3066\u500b\u5225\u306b\u7121\u52b9\u5316\u3067\u304d\u307e\u3059\u3002\u7121\u52b9\u5316\u3059\u308b\u306b\u306f\u5404\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30de\u30cb\u30d5\u30a7\u30b9\u30c8\u3092\u5909\u66f4\u3057\u3001<a href=\"https:\/\/docs.microsoft.com\/ja-jp\/azure\/service-fabric\/service-fabric-best-practices-security#hosting-untrusted-applications-in-a-service-fabric-cluster\"><span style=\"font-family: 'courier new', courier, monospace;\">RemoveServiceFabricRuntimeAccess<\/span><\/a> \u3092\u300ctrue\u300d\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>Azure Service Fabric\u3067\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306b\u6210\u529f\u3057\u305f\u306e\u3067\u3001Azure Container Instances\u3001Azure PostgreSQL\u3001Azure Functions\u3082\u8a66\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u30b5\u30fc\u30d3\u30b9\u306f\u3059\u3079\u3066\u30b5\u30fc\u30d0\u30fc\u30ec\u30b9\u30d7\u30e9\u30f3\u3067\u30c7\u30d7\u30ed\u30a4\u3067\u304d\u3001\u30de\u30eb\u30c1\u30c6\u30ca\u30f3\u30c8\u306eService Fabric\u30af\u30e9\u30b9\u30bf\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u306fFabricScape\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306f\u7121\u52b9\u3067\u3057\u305f\u3002Azure\u304c\u3053\u308c\u3089\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u30a2\u30af\u30bb\u30b9\u3092\u7121\u52b9\u306b\u3057\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<h2><a id=\"Disclosure-and-Mitigations\"><\/a>\u60c5\u5831\u958b\u793a\u3068\u7de9\u548c\u7b56<\/h2>\n<p>\u79c1\u305f\u3061\u306f2022\u5e741\u670830\u65e5\u306bMicrosoft\u793e\u306b\u5bfe\u3057\u3066\u5b8c\u52d5\u54c1\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u542b\u3080\u8106\u5f31\u6027\u3092\u958b\u793a\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>Microsoft\u306f\u30012022\u5e746\u670814\u65e5\u306b\u3053\u306e\u554f\u984c\u306e\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u3092<a href=\"https:\/\/github.com\/microsoft\/service-fabric\/blob\/master\/release_notes\/Service_Fabric_ReleaseNotes_90CU1.md\">\u516c\u958b<\/a>\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u81ea\u52d5\u66f4\u65b0\u3092\u7121\u52b9\u306b\u3057\u3066Azure Service Fabric\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001Linux\u30af\u30e9\u30b9\u30bf\u3092\u6700\u65b0\u306eService Fabric\u30ea\u30ea\u30fc\u30b9\u306b\u66f4\u65b0\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002Linux\u30af\u30e9\u30b9\u30bf\u3092\u81ea\u52d5\u66f4\u65b0\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u5bfe\u7b56\u306f\u3068\u304f\u306b\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u30de\u30cd\u30fc\u30b8\u30c9\u306aService Fabric\u30af\u30e9\u30b9\u30bf\u3092\u30d9\u30fc\u30b9\u3068\u3059\u308b\u307b\u304b\u306eAzure\u88fd\u54c1\u3092\u3054\u5229\u7528\u306e\u304a\u5ba2\u69d8\u306fMicrosoft\u304c\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u66f4\u65b0\u6e08\u307f\u306e\u305f\u3081\u5b89\u5168\u3067\u3059\u3002<\/p>\n<h2><a id=\"Conclusion\"><\/a>\u7d50\u8ad6<\/h2>\n<p>\u30af\u30e9\u30a6\u30c9\u79fb\u884c\u304c\u6025\u6fc0\u306b\u9032\u3080\u306a\u304b\u3001\u65b0\u305f\u306a\u6280\u8853\u958b\u767a\u306b\u3088\u308a\u9ad8\u307e\u308b\u9700\u8981\u306b\u8ffd\u968f\u3059\u3079\u304f\u3001\u30af\u30e9\u30a6\u30c9\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306f\u81ea\u5df1\u3092\u518d\u767a\u660e\u3057\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u3001\u30d1\u30d6\u30ea\u30c3\u30af\u30af\u30e9\u30a6\u30c9\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5411\u4e0a\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001\u3053\u3046\u3057\u305f\u6280\u8853\u7814\u7a76\u306b\u7a4d\u6975\u7684\u306b\u6295\u8cc7\u3057\u3001\u554f\u984c\u3092\u30d9\u30f3\u30c0\u306b\u5831\u544a\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u304a\u5ba2\u69d8\u3068\u30e6\u30fc\u30b6\u30fc\u306e\u7686\u3055\u307e\u306e\u5b89\u5168\u78ba\u4fdd\u306b\u3064\u306a\u3052\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u3001Microsoft\u306eService Fabric(Azure\u3067\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044)\u306b\u3001\u6df1\u523b\u5ea6\u304c\u300c\u91cd\u8981\u300d\u306e\u8106\u5f31\u6027\u3001\u300cFabricScape (CVE-2022-30137)\u300d\u304c\u5b58\u5728\u3059<\/p>\n","protected":false},"author":324,"featured_media":134412,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4469,4428,4470],"tags":[4623,4785,4627,5633,4791,5634],"product_categories":[],"coauthors":[1455],"class_list":["post-123750","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vulnerabilities","category-threat-research-ja","category-vulnerabilities-ja","tag-azure-ja","tag-container-escape-ja","tag-containers-ja","tag-fabricscape-ja","tag-privilege-escalation-ja","tag-service-fabric"],"yoast_head":"<!-- This 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