Required Property With Default Value (v3)
- Query id: 013bdb4b-9246-4248-b0c3-7fb0fee42a29
- Query name: Required Property With Default Value (v3)
- Platform: OpenAPI
- Severity: Info
- Category: Best Practices
- CWE: 710
- URL: Github
Description¶
Required properties receive value from requests, which makes unnecessary declare a default value
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"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"$ref": "#/components/schemas/MyObject"
}
}
}
}
},
"components": {
"schemas": {
"MyObject": {
"type": "object",
"required": [
"id"
],
"properties": {
"id": {
"type": "string",
"default": "4056684e4e1347579362617ad82e5b4e"
},
"name": {
"type": "string",
"default": "guest"
}
}
}
}
}
}
Positive test num. 2 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "success",
"content": {
"application/json": {
"schema": {
"type": "object",
"required": [
"id"
],
"properties": {
"id": {
"type": "string",
"default": "4056684e4e1347579362617ad82e5b4e"
},
"name": {
"type": "string",
"default": "guest"
}
}
}
}
}
}
}
}
}
}
}
Positive test num. 3 - yaml file
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
'200':
"$ref": "#/components/schemas/MyObject"
components:
schemas:
MyObject:
type: object
required:
- id
properties:
id:
type: string
default: 4056684e4e1347579362617ad82e5b4e
name:
type: string
default: guest
Positive test num. 4 - yaml file
---
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
'200':
description: success
content:
application/json:
schema:
type: object
required:
- id
properties:
id:
type: string
default: 4056684e4e1347579362617ad82e5b4e
name:
type: string
default: guest
Positive test num. 5 - json file
{
"swagger": "2.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"post": {
"summary": "Add a new item",
"parameters": [
{
"in": "body",
"name": "item",
"schema": {
"type": "object",
"required": [
"id"
],
"properties": {
"id": {
"type": "string",
"default": "4056684e4e1347579362617ad82e5b4e"
},
"name": {
"type": "string",
"default": "guest"
}
}
}
}
],
"responses": {
"200": {
"description": "200 response"
}
}
}
}
}
}
Positive test num. 6 - yaml file
swagger: "2.0"
info:
title: Simple API Overview
version: 1.0.0
paths:
"/":
post:
summary: Add a new item
parameters:
- in: body
name: item
schema:
type: object
required:
- id
properties:
id:
type: string
default: 4056684e4e1347579362617ad82e5b4e
name:
type: string
default: guest
responses:
"200":
description: 200 response
Code samples without security vulnerabilities¶
Negative test num. 1 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"$ref": "#/components/schemas/MyObject"
}
}
}
}
},
"components": {
"schemas": {
"MyObject": {
"type": "object",
"required": [
"id"
],
"properties": {
"id": {
"type": "string"
},
"name": {
"type": "string",
"default": "guest"
}
}
}
}
}
}
Negative test num. 2 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "success",
"content": {
"application/json": {
"schema": {
"type": "object",
"required": [
"id"
],
"properties": {
"id": {
"type": "string"
},
"name": {
"type": "string",
"default": "guest"
}
}
}
}
}
}
}
}
}
}
}
Negative test num. 3 - yaml file
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
'200':
"$ref": "#/components/schemas/MyObject"
components:
schemas:
MyObject:
type: object
required:
- id
properties:
id:
type: string
name:
type: string
default: guest
Negative test num. 4 - yaml file
---
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
'200':
description: success
content:
application/json:
schema:
type: object
required:
- id
properties:
id:
type: string
name:
type: string
default: guest
Negative test num. 5 - json file
{
"swagger": "2.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"post": {
"summary": "Add a new item",
"responses": {
"200": {
"description": "200 response"
}
},
"parameters": [
{
"in": "body",
"name": "item",
"schema": {
"type": "object",
"required": [
"id"
],
"properties": {
"id": {
"type": "string"
},
"name": {
"type": "string",
"default": "guest"
}
}
}
}
]
}
}
}
}