CloudWatchNetworkMonitorServiceRolePolicy

OperatorService-linked roleActivePermissions reviewedShow on map Compare

Summary

Allows CloudWatch Network Monitor to access and manage EC2 and VPC resources, publish data to CloudWatch and access other required services on your behalf.

Permissions imported from the AWS Managed Policy Reference Guide; other sections pending editorial review.

Identity

ARN: arn:aws:iam::aws:policy/aws-service-role/CloudWatchNetworkMonitorServiceRolePolicy
Default version: v4
Created: 2023-12-21
Last edited: 2026-10-29
Services: cloudwatch, ec2

Control-plane actions (20)

By access level: 13 List, 2 Permissions management, 5 Write.

Control-plane actions by service
Service	Granted	Access levels and limits	Granted by
EC2	20 of 834	13 List, 2 Permissions management, 5 Write; 7 restricted, 7 conditional	ec2:AuthorizeSecurityGroupEgress, ec2:CreateNetworkInterfacePermission, ec2:DeleteNetworkInterface, ec2:DeleteNetworkInterfacePermission, ec2:DeleteSecurityGroup, ec2:DescribeNetworkInterfaceAttribute, ec2:DescribeNetworkInterfacePermissions, ec2:DescribeNetworkInterfaces, ec2:DescribeRouteTables, ec2:DescribeSecurityGroups, ec2:DescribeSubnets, ec2:DescribeTransitGatewayAttachments and 8 more

EC2: 20 actions

ec2:AuthorizeSecurityGroupEgress (Write)
ec2:CreateNetworkInterfacePermission (Permissions management)
ec2:DeleteNetworkInterface (Write)
ec2:DeleteNetworkInterfacePermission (Permissions management)
ec2:DeleteSecurityGroup (Write)
ec2:DescribeNetworkInterfaceAttribute (List)
ec2:DescribeNetworkInterfacePermissions (List)
ec2:DescribeNetworkInterfaces (List)
ec2:DescribeRouteTables (List)
ec2:DescribeSecurityGroups (List)
ec2:DescribeSubnets (List)
ec2:DescribeTransitGatewayAttachments (List)
ec2:DescribeTransitGatewayPeeringAttachments (List)
ec2:DescribeTransitGatewayRouteTables (List)
ec2:DescribeVpcEndpoints (List)
ec2:DescribeVpcPeeringConnections (List)
ec2:DescribeVpcs (List)
ec2:ModifyNetworkInterfaceAttribute (Write)
ec2:RevokeSecurityGroupEgress (Write)
ec2:SearchTransitGatewayRoutes (List)

Data-plane actions (1)

By access level: 1 Write.

Data-plane actions by service
Service	Granted	Access levels and limits	Granted by
CloudWatch	1 of 5	1 Write; 1 restricted, 1 conditional	cloudwatch:PutMetricData

CloudWatch: 1 actions

cloudwatch:PutMetricData (Write)

Excluded and conditional actions

No patterns are excluded by NotAction or Deny statements.

Resource scope and attachment

Resource scope across granted actions: mixed.

Can be attached: No (service-linked role policy).

Why this tier

Grants 8 write, tagging or permissions-management actions, short of full control of any service.

Guidance

Pending editorial review. The permission data on this page comes straight from AWS; this section will be filled in once a reviewed guide exists.

Same service

Same domain

Frequently asked questions

Pending editorial review. The permission data on this page comes straight from AWS; this section will be filled in once a reviewed guide exists.

Policy JSON

Download policy.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "PublishCw",
      "Effect": "Allow",
      "Action": "cloudwatch:PutMetricData",
      "Resource": "*",
      "Condition": {
        "StringEquals": {
          "cloudwatch:namespace": "AWS/NetworkMonitor"
        }
      }
    },
    {
      "Sid": "DescribeAny",
      "Effect": "Allow",
      "Action": [
        "ec2:DescribeNetworkInterfaces",
        "ec2:DescribeNetworkInterfaceAttribute",
        "ec2:DescribeVpcs",
        "ec2:DescribeNetworkInterfacePermissions",
        "ec2:DescribeSubnets",
        "ec2:DescribeSecurityGroups",
        "ec2:DescribeRouteTables",
        "ec2:DescribeTransitGatewayAttachments",
        "ec2:DescribeTransitGatewayRouteTables",
        "ec2:DescribeTransitGatewayPeeringAttachments",
        "ec2:SearchTransitGatewayRoutes",
        "ec2:DescribeVpcPeeringConnections",
        "ec2:DescribeVpcEndpoints"
      ],
      "Resource": "*"
    },
    {
      "Sid": "DeleteModifyEc2Resources",
      "Effect": "Allow",
      "Action": [
        "ec2:AuthorizeSecurityGroupEgress",
        "ec2:CreateNetworkInterfacePermission",
        "ec2:DeleteNetworkInterfacePermission",
        "ec2:RevokeSecurityGroupEgress",
        "ec2:ModifyNetworkInterfaceAttribute",
        "ec2:DeleteNetworkInterface",
        "ec2:DeleteSecurityGroup"
      ],
      "Resource": [
        "arn:aws:ec2:*:*:network-interface/*",
        "arn:aws:ec2:*:*:security-group/*"
      ],
      "Condition": {
        "StringEquals": {
          "aws:ResourceTag/ManagedByCloudWatchNetworkMonitor": "true"
        }
      }
    }
  ]
}

Version history

Current version v4, edited by AWS on 2026-10-29. Version history is recorded from 2026-11-11. Earlier versions are in the IAM console under Policy versions.

Attach snippets

This policy cannot be attached to users, groups or roles, so there are no attach snippets.

Sources

Pending editorial review. No editorial sources are listed yet.