Response Object With Incorrect Ref (v3)

• Query id: b3871dd8-9333-4d6c-bd52-67eb898b71ab
• Query name: Response Object With Incorrect Ref (v3)
• Platform: OpenAPI
• Severity: Info
• Category: Structure and Semantics
• CWE: 20
• URL: Github

Description

Response Object reference must always point to '#/components/responses'
Documentation

Code samples

Code samples with security vulnerabilities

Positive test num. 1 - json file

{
  "openapi": "3.0.0",
  "info": {
    "title": "Simple API Overview",
    "version": "1.0.0"
  },
  "components": {
    "responses": {
      "Success": {
        "description": "200 response",
        "content": {
          "application/json": {
            "examples": {
              "foo": {
                "value": {
                  "versions": [
                    {
                      "status": "CURRENT",
                      "updated": "2011-01-21T11:33:21Z",
                      "id": "v2.0",
                      "links": [
                        {
                          "href": "http://127.0.0.1:8774/v2/",
                          "rel": "self"
                        }
                      ]
                    }
                  ]
                }
              }
            }
          }
        }
      }
    }
  },
  "paths": {
    "/": {
      "get": {
        "operationId": "listVersionsv2",
        "summary": "List API versions",
        "responses": {
          "200": {
            "$ref": "#/components/schemas/Success"
          }
        }
      }
    }
  }
}

Positive test num. 2 - yaml file

openapi: 3.0.0
info:
  title: Simple API overview
  version: 1.0.0
components:
  Success:
    description: 200 response
    content:
      application/json:
        examples:
          foo:
            value:
              versions:
                - status: CURRENT
                  updated: "2011-01-21T11:33:21Z"
                  id: v2.0
                  links:
                    - href: http://127.0.0.1:8774/v2/
                      rel: self
paths:
  "/":
    get:
      operationId: listVersionsv2
      summary: List API versions
      responses:
        "200":
          $ref: "#/components/schemas/Success"

Code samples without security vulnerabilities

Negative test num. 1 - json file

{
  "openapi": "3.0.0",
  "info": {
    "title": "Simple API Overview",
    "version": "1.0.0"
  },
  "components": {
    "responses": {
      "Success": {
        "description": "200 response",
        "content": {
          "application/json": {
            "examples": {
              "foo": {
                "value": {
                  "versions": [
                    {
                      "status": "CURRENT",
                      "updated": "2011-01-21T11:33:21Z",
                      "id": "v2.0",
                      "links": [
                        {
                          "href": "http://127.0.0.1:8774/v2/",
                          "rel": "self"
                        }
                      ]
                    }
                  ]
                }
              }
            }
          }
        }
      }
    }
  },
  "paths": {
    "/": {
      "get": {
        "operationId": "listVersionsv2",
        "summary": "List API versions",
        "responses": {
          "200": {
            "$ref": "#/components/responses/Success"
          }
        }
      }
    }
  }
}

Negative test num. 2 - yaml file

openapi: 3.0.0
info:
  title: Simple API overview
  version: 1.0.0
components:
  responses:
    Success:
      description: 200 response
      content:
        application/json:
          examples:
            foo:
              value:
                versions:
                  - status: CURRENT
                    updated: "2011-01-21T11:33:21Z"
                    id: v2.0
                    links:
                      - href: http://127.0.0.1:8774/v2/
                        rel: self
paths:
  "/":
    get:
      operationId: listVersionsv2
      summary: List API versions
      responses:
        "200":
          $ref: "#/components/responses/Success"