Array Items Has No Type (v3)
- Query id: be0e0df7-f3d9-42a1-9b6f-d425f94872c4
- Query name: Array Items Has No Type (v3)
- Platform: OpenAPI
- Severity: Low
- Category: Insecure Configurations
- CWE: 665
- URL: Github
Description¶
Schema array items type should be defined
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": {
"$ref": "#/components/schemas/MyObject"
},
"201": {
"description": "201 response",
"content": {
"application/x-www-form-urlencoded": {
"schema": {
"type": "array",
"items": {
"oneOf": [
{
"$ref": "#/components/schemas/MyObject"
},
{
"type": "integer"
}
]
}
}
}
}
}
}
}
}
},
"components": {
"schemas": {
"MyObject": {
"type": "object",
"properties": {
"id": {
"type": "integer",
"format": "int64"
},
"quantity": {
"type": "integer",
"format": "int32"
},
"percentage": {
"type": "number",
"format": "float"
},
"result": {
"type": "number",
"format": "double"
}
}
},
"MyIntArray": {
"type": "array",
"items": {}
}
}
}
}
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": {
"$ref": "#/components/schemas/MyObject"
},
"201": {
"description": "201 response",
"content": {
"application/x-www-form-urlencoded": {
"schema": {
"type": "array",
"items": {
"oneOf": []
}
}
}
}
}
}
}
}
},
"components": {
"schemas": {
"MyObject": {
"type": "object",
"properties": {
"id": {
"type": "integer",
"format": "int64"
},
"quantity": {
"type": "integer",
"format": "int32"
},
"percentage": {
"type": "number",
"format": "float"
},
"result": {
"type": "number",
"format": "double"
}
}
},
"MyIntArray": {
"type": "array",
"items": {
"type": "integer"
}
}
}
}
}
Positive test num. 3 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"$ref": "#/components/schemas/MyObject"
},
"201": {
"description": "201 response",
"content": {
"application/x-www-form-urlencoded": {
"schema": {
"items": {
"oneOf": [
{
"type": "integer"
},
{
"format": "int32"
}
]
},
"type": "array"
}
}
}
}
}
}
}
},
"components": {
"schemas": {
"MyObject": {
"type": "object",
"properties": {
"id": {
"type": "integer",
"format": "int64"
},
"quantity": {
"type": "integer",
"format": "int32"
},
"percentage": {
"type": "number",
"format": "float"
},
"result": {
"type": "number",
"format": "double"
}
}
},
"MyIntArray": {
"type": "array",
"items": {
"type": "integer"
}
}
}
}
}
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":
"$ref": "#/components/schemas/MyObject"
"201":
description: 201 response
content:
"application/x-www-form-urlencoded":
schema:
type: array
items:
oneOf:
- "$ref": "#/components/schemas/MyObject"
- type: integer
components:
schemas:
MyObject:
type: object
properties:
id:
type: integer
format: int64
quantity:
type: integer
format: int32
percentage:
type: number
format: float
result:
type: number
format: double
MyIntArray:
type: array
items: {}
Positive test num. 5 - 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":
"$ref": "#/components/schemas/MyObject"
"201":
description: 201 response
content:
"application/x-www-form-urlencoded":
schema:
type: array
items:
oneOf: []
components:
schemas:
MyObject:
type: object
properties:
id:
type: integer
format: int64
quantity:
type: integer
format: int32
percentage:
type: number
format: float
result:
type: number
format: double
MyIntArray:
type: array
items:
type: integer
Positive test num. 6 - yaml file
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
"200":
"$ref": "#/components/schemas/MyObject"
"201":
description: 201 response
content:
"application/x-www-form-urlencoded":
schema:
type: array
items:
oneOf:
- type: integer
- format: int32
components:
schemas:
MyObject:
type: object
properties:
id:
type: integer
format: int64
quantity:
type: integer
format: int32
percentage:
type: number
format: float
result:
type: number
format: double
MyIntArray:
type: array
items:
type: integer
Positive test num. 7 - json file
{
"swagger": "2.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"201": {
"description": "201 response"
}
},
"parameters": [
{
"name": "id",
"in": "body",
"description": "ID of pet to use",
"required": true,
"schema": {
"type": "array",
"items": {}
}
}
]
}
}
}
}
Positive test num. 8 - yaml file
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": {
"$ref": "#/components/schemas/MyObject"
},
"201": {
"description": "201 response",
"content": {
"application/x-www-form-urlencoded": {
"schema": {
"type": "array",
"items": {
"oneOf": [
{
"$ref": "#/components/schemas/MyObject"
},
{
"type": "integer"
}
]
}
}
}
}
}
}
}
}
},
"components": {
"schemas": {
"MyObject": {
"type": "object",
"properties": {
"id": {
"type": "integer",
"format": "int64"
},
"quantity": {
"type": "integer",
"format": "int32"
},
"percentage": {
"type": "number",
"format": "float"
},
"result": {
"type": "number",
"format": "double"
}
}
},
"MyIntArray": {
"type": "array",
"items": {
"type": "integer"
}
}
}
}
}
Negative test num. 2 - 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":
"$ref": "#/components/schemas/MyObject"
"201":
description: 201 response
content:
"application/x-www-form-urlencoded":
schema:
type: array
items:
oneOf:
- "$ref": "#/components/schemas/MyObject"
- type: integer
components:
schemas:
MyObject:
type: object
properties:
id:
type: integer
format: int64
quantity:
type: integer
format: int32
percentage:
type: number
format: float
result:
type: number
format: double
MyIntArray:
type: array
items:
type: integer
Negative test num. 3 - json file
{
"swagger": "2.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"201": {
"description": "201 response"
}
},
"parameters": [
{
"name": "id",
"in": "body",
"description": "ID of pet to use",
"required": true,
"schema": {
"type": "array",
"items": {
"type": "string"
}
}
}
]
}
}
}
}