{
      "Name": "YAPI RCE",
      "Level": "3",
      "Tags": [
            "rce"
      ],
      "GobyQuery": "app=\"YAPI\" || title==\"YApi-高效、易用、功能强大的可视化接口管理平台\" || title==\"YApi Pro-高效、易用、功能强大的可视化接口管理平台\"",
      "Description": "YApi is an efficient, easy-to-use and powerful visual interface management platform.",
      "Product": "YAPI",
      "Homepage": "https://github.com/YMFE/yapi",
      "Author": "",
      "Impact": "A vulnerability in Yapi allows remote unauthenticated attackers to cause the product to execute arbitrary code.",
      "Recommendation": "",
      "References": [
            "https://www.secpulse.com/archives/162502.html",
            "https://gist.github.com/pikpikcu/0145fb71203c8a3ad5c67b8aab47165b",
            "https://twitter.com/sec715/status/1415484190561161216",
            "https://mp.weixin.qq.com/s/zobag3-fIl_0vrc8BrnRjg"
      ],
      "HasExp": true,
      "ExpParams": null,
      "ExpTips": {
            "Type": "",
            "Content": ""
      },
      "ScanSteps": [
            "AND",
            {
                  "Request": {
                        "method": "POST",
                        "uri": "/api/user/reg",
                        "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": "not contains",
                                    "value": "禁止注册，请联系管理员",
                                    "bz": ""
                              },
                              {
                                    "type": "item",
                                    "variable": "$body",
                                    "operation": "contains",
                                    "value": "邮箱不能为空",
                                    "bz": ""
                              }
                        ]
                  },
                  "SetVariable": [
                        "output|lastbody|regex|"
                  ]
            }
      ],
      "ExploitSteps": [
            "AND",
            {
                  "Request": {
                        "method": "GET",
                        "uri": "/test.php",
                        "follow_redirect": true,
                        "header": null,
                        "data_type": "text",
                        "data": "",
                        "set_variable": []
                  },
                  "ResponseTest": {
                        "type": "group",
                        "operation": "AND",
                        "checks": [
                              {
                                    "type": "item",
                                    "variable": "$code",
                                    "operation": "==",
                                    "value": "200",
                                    "bz": ""
                              },
                              {
                                    "type": "item",
                                    "variable": "$body",
                                    "operation": "contains",
                                    "value": "test",
                                    "bz": ""
                              }
                        ]
                  },
                  "SetVariable": [
                        "output|lastbody|regex|"
                  ]
            }
      ],
      "PostTime": "0000-00-00 00:00:00",
      "GobyVersion": "0.0.0"
}