CloudWatchSyntheticsFullAccess

Summary

Provides full access to CloudWatch Synthetics.

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

Identity

ARN

arn:aws:iam::aws:policy/CloudWatchSyntheticsFullAccessCopy ARN

Default version

v14

Created

2019-11-25

Last edited

2026-03-31

Services

apigateway, cloudwatch, ec2, iam, kms, lambda, logs, s3, sns, synthetics, xray

Control-plane actions (64)

By access level: 13 List, 1 Permissions management, 21 Read, 4 Tagging, 25 Write.

Data-plane actions (8)

By access level: 3 List, 5 Read.

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: Yes, to users, groups and roles.

Why this tier

• Grants at least 80% of the write and permissions-management actions of: synthetics (10 of 10).
• Grants iam:PassRole, but only for scoped roles or under conditions (for example iam:PassedToService).

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.

Related policies

Same service

• AmazonCloudWatchRUMReadOnlyAccess
• AmazonDynamoDBFullAccesswithDataPipeline
• AmazonSageMakerPartnerServiceCatalogProductsApiGatewayServiceRolePolicy
• AmazonSageMakerPartnerServiceCatalogProductsCloudFormationServiceRolePolicy
• AmazonSageMakerPipelinesIntegrations
• AmplifyBackendDeployFullAccess
• AWSApplicationAutoscalingLambdaConcurrencyPolicy
• AWSBudgetsSpendLimitMemberRolePolicy

Same domain

• AmazonAPIGatewayPushToCloudWatchLogs
• AmazonAthenaServiceRolePolicy
• AmazonBraketFullAccess
• AmazonBraketServiceRolePolicy
• AmazonCloudWatchEvidentlyFullAccess
• AmazonCloudWatchRUMFullAccess
• AmazonCloudWatchRUMServiceRolePolicy
• AmazonCognitoUnauthenticatedIdentities

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": [
    {
      "Effect": "Allow",
      "Action": [
        "synthetics:*"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "s3:CreateBucket",
        "s3:PutEncryptionConfiguration"
      ],
      "Resource": [
        "arn:aws:s3:::cw-syn-results-*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "iam:ListRoles",
        "s3:ListAllMyBuckets",
        "xray:GetTraceSummaries",
        "xray:BatchGetTraces"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "apigateway:GET"
      ],
      "Resource": [
        "arn:aws:apigateway:*::/restapis",
        "arn:aws:apigateway:*::/restapis/*/stages",
        "arn:aws:apigateway:*::/restapis/*/stages/*/exports/swagger",
        "arn:aws:apigateway:*::/apis"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "s3:GetBucketLocation"
      ],
      "Resource": "arn:aws:s3:::*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "s3:GetObject",
        "s3:ListBucket"
      ],
      "Resource": "arn:aws:s3:::cw-syn-*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "s3:GetObjectVersion"
      ],
      "Resource": "arn:aws:s3:::aws-synthetics-library-*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "iam:PassRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/service-role/CloudWatchSyntheticsRole*"
      ],
      "Condition": {
        "StringEquals": {
          "iam:PassedToService": [
            "lambda.amazonaws.com",
            "synthetics.amazonaws.com"
          ]
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": [
        "iam:GetRole",
        "iam:ListAttachedRolePolicies"
      ],
      "Resource": [
        "arn:aws:iam::*:role/service-role/CloudWatchSyntheticsRole*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "cloudwatch:GetMetricData",
        "cloudwatch:GetMetricStatistics",
        "cloudwatch:ListMetrics"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "cloudwatch:PutMetricAlarm",
        "cloudwatch:DeleteAlarms"
      ],
      "Resource": [
        "arn:aws:cloudwatch:*:*:alarm:Synthetics-*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "cloudwatch:DescribeAlarms"
      ],
      "Resource": [
        "arn:aws:cloudwatch:*:*:alarm:*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "logs:GetLogRecord",
        "logs:DescribeLogStreams",
        "logs:StartQuery",
        "logs:GetLogEvents",
        "logs:FilterLogEvents",
        "logs:GetLogGroupFields"
      ],
      "Resource": [
        "arn:aws:logs:*:*:log-group:/aws/lambda/cwsyn-*"
      ],
      "Condition": {
        "StringEquals": {
          "aws:ResourceAccount": "${aws:PrincipalAccount}"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": [
        "lambda:CreateFunction",
        "lambda:AddPermission",
        "lambda:PublishVersion",
        "lambda:UpdateFunctionCode",
        "lambda:UpdateFunctionConfiguration",
        "lambda:GetFunctionConfiguration",
        "lambda:GetFunction",
        "lambda:DeleteFunction",
        "lambda:ListTags",
        "lambda:TagResource",
        "lambda:UntagResource"
      ],
      "Resource": [
        "arn:aws:lambda:*:*:function:cwsyn-*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "lambda:GetLayerVersion",
        "lambda:PublishLayerVersion",
        "lambda:DeleteLayerVersion"
      ],
      "Resource": [
        "arn:aws:lambda:*:*:layer:cwsyn-*",
        "arn:aws:lambda:*:*:layer:Synthetics:*",
        "arn:aws:lambda:*:*:layer:Synthetics_Selenium:*",
        "arn:aws:lambda:*:*:layer:AWS-CW-Synthetics*:*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "ec2:DescribeVpcs",
        "ec2:DescribeSubnets",
        "ec2:DescribeSecurityGroups"
      ],
      "Resource": [
        "*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "sns:ListTopics"
      ],
      "Resource": [
        "*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "sns:CreateTopic",
        "sns:Subscribe",
        "sns:ListSubscriptionsByTopic"
      ],
      "Resource": [
        "arn:*:sns:*:*:Synthetics-*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "kms:ListAliases"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "kms:DescribeKey"
      ],
      "Resource": "arn:aws:kms:*:*:key/*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "kms:Decrypt"
      ],
      "Resource": "arn:aws:kms:*:*:key/*",
      "Condition": {
        "StringLike": {
          "kms:ViaService": [
            "s3.*.amazonaws.com"
          ]
        }
      }
    }
  ]
}

Version history

Current version v14, edited by AWS on 2026-03-31. Version history is recorded from 2026-11-11. Earlier versions are in the IAM console under Policy versions.

Attach snippets

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

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

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

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

Sources

Pending editorial review. No editorial sources are listed yet.

• Official AWS reference for CloudWatchSyntheticsFullAccess
• Report a data issue