Policy: AWS > CIS v3.0 > 5 - Networking > 5.06 - Ensure that EC2 Metadata Service only allows IMDSv2

Configures auditing against a CIS Benchmark item.

Level: 1

When enabling the Metadata Service on AWS EC2 instances, users have the option of using either Instance Metadata Service Version 1 (IMDSv1; a request/response method) or Instance Metadata Service Version 2 (IMDSv2; a session-oriented method).

Resource Types

This policy targets the following resource types:

AWS > EC2 > Instance

Primary Policy

This policy is used with the following primary policy:

AWS > CIS v3.0 > 5 - Networking

Controls

Policy Specification

Schema Type	`string`
Default	`Per AWS > CIS v3.0 > 5 - Networking`
Valid Values [YAML]	`Per AWS > CIS v3.0 > 5 - Networking` `Skip` `Check: Benchmark`

In Your Workspace

Policy Settings by Type report

Developers

Category URI

tmod:@turbot/cis#/control/categories/v070902

Policy Type URI

tmod:@turbot/aws-cisv3-0#/policy/types/r0506

GraphQL

query policyType(id: "tmod:@turbot/aws-cisv3-0#/policy/types/r0506") { … }

query policySettings(filter: "policyTypeId:'tmod:@turbot/aws-cisv3-0#/policy/types/r0506'") { … }

query policyValues(filter: "policyTypeId:'tmod:@turbot/aws-cisv3-0#/policy/types/r0506'") { … }

CLI

Get Policy Type

turbot graphql policy-type --id "tmod:@turbot/aws-cisv3-0#/policy/types/r0506"

Get Policy Settings

turbot graphql policy-settings --filter "policyTypeId:tmod:@turbot/aws-cisv3-0#/policy/types/r0506"