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IAM Policy Map

AmazonFSxConsoleReadOnlyAccess

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Summary

Provides read only access to Amazon FSx and access to related AWS services via the AWS Management Console. The Amazon FSx for Windows File Server User Guide says it grants read-only permissions so that users can view information about these services in the console.

Permissions imported from the AWS Managed Policy Reference Guide; other sections reviewed against the listed AWS sources.

Identity

ARN
arn:aws:iam::aws:policy/AmazonFSxConsoleReadOnlyAccess
Default version
v8
Created
Last edited
Services
cloudwatch, ds, ec2, firehose, fsx, kms, logs

Control-plane actions (24)

By access level: 8 List, 16 Read.

Control-plane actions by service
ServiceGrantedAccess levels and limitsGranted by
CloudWatch1 of 1601 Read; 0 restricted, 0 conditionalcloudwatch:DescribeAlarms
Directory Service1 of 911 List; 0 restricted, 0 conditionalds:DescribeDirectories
EC26 of 8345 List, 1 Read; 0 restricted, 0 conditionalec2:DescribeNetworkInterfaceAttribute, ec2:DescribeNetworkInterfaces, ec2:DescribeSecurityGroups, ec2:DescribeSubnets, ec2:DescribeVpcs, ec2:GetSecurityGroupsForVpc
Firehose1 of 101 List; 0 restricted, 0 conditionalfirehose:ListDeliveryStreams
FSx13 of 5613 Read; 0 restricted, 0 conditionalfsx:Describe*, fsx:ListTagsForResource
KMS1 of 581 Read; 0 restricted, 0 conditionalkms:DescribeKey
CloudWatch Logs1 of 1331 List; 0 restricted, 0 conditionallogs:DescribeLogGroups
CloudWatch: 1 actions
  • cloudwatch:DescribeAlarms (Read)
Directory Service: 1 actions
  • ds:DescribeDirectories (List)
EC2: 6 actions
  • ec2:DescribeNetworkInterfaceAttribute (List)
  • ec2:DescribeNetworkInterfaces (List)
  • ec2:DescribeSecurityGroups (List)
  • ec2:DescribeSubnets (List)
  • ec2:DescribeVpcs (List)
  • ec2:GetSecurityGroupsForVpc (Read)
Firehose: 1 actions
  • firehose:ListDeliveryStreams (List)
FSx: 13 actions
  • fsx:DescribeAssociatedFileGateways (Read)
  • fsx:DescribeBackups (Read)
  • fsx:DescribeDataRepositoryAssociations (Read)
  • fsx:DescribeDataRepositoryTasks (Read)
  • fsx:DescribeFileCaches (Read)
  • fsx:DescribeFileSystemAliases (Read)
  • fsx:DescribeFileSystems (Read)
  • fsx:DescribeS3AccessPointAttachments (Read)
  • fsx:DescribeSharedVpcConfiguration (Read)
  • fsx:DescribeSnapshots (Read)
  • fsx:DescribeStorageVirtualMachines (Read)
  • fsx:DescribeVolumes (Read)
  • fsx:ListTagsForResource (Read)
KMS: 1 actions
  • kms:DescribeKey (Read)
CloudWatch Logs: 1 actions
  • logs:DescribeLogGroups (List)

Data-plane actions (1)

By access level: 1 Read.

Data-plane actions by service
ServiceGrantedAccess levels and limitsGranted by
CloudWatch1 of 51 Read; 0 restricted, 0 conditionalcloudwatch:GetMetricData
CloudWatch: 1 actions
  • cloudwatch:GetMetricData (Read)

Excluded and conditional actions

No patterns are excluded by NotAction or Deny statements.

Resource scope and attachment

Resource scope across granted actions: all-resources.

Can be attached: Yes, to users, groups and roles.

Why this tier

  • Grants only List and Read actions.

Guidance

Practical scope

One statement (FSxReadOnlyPermissions) allows 14 actions on Resource "*": fsx:Describe* and fsx:ListTagsForResource, plus read actions for related services (cloudwatch:DescribeAlarms, cloudwatch:GetMetricData, ds:DescribeDirectories, six ec2 actions, firehose:ListDeliveryStreams, kms:DescribeKey and logs:DescribeLogGroups). It has no create, update or delete actions.

Use cases

  • Let users view Amazon FSx file systems and the related network, monitoring, directory and logging details in the AWS Management Console, without changing anything.

Best practices

  • AWS managed policies don't grant least privilege permissions. The IAM User Guide suggests using IAM Access Analyzer to see which permissions principals actually use, then writing a custom policy or generating one with only the required permissions.

Security considerations

  • The policy grants no write actions, but it applies to all resources, so principals can describe every Amazon FSx resource in the account along with related VPC, security group and CloudWatch alarm details.
  • You cannot change the permissions in an AWS managed policy. If AWS updates the policy, the update affects every user, group and role it is attached to.

Assignment guidance

You can attach this policy to your users, groups and roles. The reference page also links to guidance on creating a permission set using AWS managed policies in IAM Identity Center. The Amazon FSx for Windows File Server User Guide says you can attach it to your IAM identities. It fits where read-only access to Amazon FSx in the console is intended.

Same service

Same domain

Frequently asked questions

When should I attach AmazonFSxConsoleReadOnlyAccess?
The Amazon FSx for Windows File Server User Guide says you can attach AmazonFSxConsoleReadOnlyAccess to your IAM identities, and that it grants read-only permissions so that users can view information about Amazon FSx and related services in the console. Attach it where viewing is the intended scope.
What does AmazonFSxConsoleReadOnlyAccess grant?
It allows 14 read actions on all resources: fsx:Describe* and fsx:ListTagsForResource, plus describe and list actions for CloudWatch, Directory Service, EC2, Firehose, KMS and CloudWatch Logs. It has no create, update or delete actions.
What are the security risks of AmazonFSxConsoleReadOnlyAccess?
It grants no write actions, but it applies to all resources and exposes network and monitoring details around file systems. AWS managed policies don't grant least privilege permissions, and you must consider the security risk of granting principals more permissions than they need. AWS updates to the policy affect every identity it is attached to.

Policy JSON

Download policy.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "FSxReadOnlyPermissions",
      "Effect": "Allow",
      "Action": [
        "cloudwatch:DescribeAlarms",
        "cloudwatch:GetMetricData",
        "ds:DescribeDirectories",
        "ec2:DescribeNetworkInterfaceAttribute",
        "ec2:DescribeNetworkInterfaces",
        "ec2:DescribeSecurityGroups",
        "ec2:GetSecurityGroupsForVpc",
        "ec2:DescribeSubnets",
        "ec2:DescribeVpcs",
        "firehose:ListDeliveryStreams",
        "fsx:Describe*",
        "fsx:ListTagsForResource",
        "kms:DescribeKey",
        "logs:DescribeLogGroups"
      ],
      "Resource": "*"
    }
  ]
}

Version history

Current version v8, edited by AWS on 2026-02-12. Version history is recorded from 2026-11-11. Earlier versions are in the IAM console under Policy versions.

Attach snippets

AWS CLI

aws iam attach-role-policy --role-name ROLE_NAME --policy-arn arn:aws:iam::aws:policy/AmazonFSxConsoleReadOnlyAccess
aws iam attach-user-policy --user-name USER_NAME --policy-arn arn:aws:iam::aws:policy/AmazonFSxConsoleReadOnlyAccess
aws iam attach-group-policy --group-name GROUP_NAME --policy-arn arn:aws:iam::aws:policy/AmazonFSxConsoleReadOnlyAccess

CloudFormation

Resources:
  ExampleRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument: {}  # replace with your trust policy
      ManagedPolicyArns:
        - arn:aws:iam::aws:policy/AmazonFSxConsoleReadOnlyAccess

Terraform

resource "aws_iam_role_policy_attachment" "amazonfsxconsolereadonlyaccess" {
  role       = aws_iam_role.example.name
  policy_arn = "arn:aws:iam::aws:policy/AmazonFSxConsoleReadOnlyAccess"
}

CDK (TypeScript)

role.addManagedPolicy(
  iam.ManagedPolicy.fromAwsManagedPolicyName("AmazonFSxConsoleReadOnlyAccess"),
);

Sources