AWS-SSM-DiagnosisAutomation-ExecutionRolePolicy

Description: Provide permission for Diagnosing issues with SSM services by executing activities defined within Automation Documents, primarily used for running the Automation documents in a target account/region setup by diagnosing SSM service health across all nodes.

AWS-SSM-DiagnosisAutomation-ExecutionRolePolicy is an AWS managed policy.

Using this policy

You can attach AWS-SSM-DiagnosisAutomation-ExecutionRolePolicy to your users, groups, and roles.

Policy details

Policy version

Policy version: v1 (default)

The policy's default version is the version that defines the permissions for the policy. When a user or role with the policy makes a request to access an AWS resource, AWS checks the default version of the policy to determine whether to allow the request.

JSON policy document

{
  "Version" : "2012-10-17",
  "Statement" : [
    {
      "Sid" : "AllowReadOnlyAccessEC2Resource",
      "Effect" : "Allow",
      "Action" : [
        "ec2:DescribeVpcs",
        "ec2:DescribeVpcAttribute",
        "ec2:DescribeVpcEndpoints",
        "ec2:DescribeSubnets",
        "ec2:DescribeSecurityGroups",
        "ec2:DescribeInstances",
        "ec2:DescribeInternetGateways"
      ],
      "Resource" : "*"
    },
    {
      "Sid" : "AllowReadOnlyAccessSSMResource",
      "Effect" : "Allow",
      "Action" : [
        "ssm:DescribeAutomationStepExecutions",
        "ssm:DescribeInstanceInformation",
        "ssm:DescribeAutomationExecutions",
        "ssm:GetAutomationExecution"
      ],
      "Resource" : "*"
    },
    {
      "Sid" : "AllowExecuteSSMAutomation",
      "Effect" : "Allow",
      "Action" : [
        "ssm:StartAutomationExecution"
      ],
      "Resource" : [
        "arn:aws:ssm:*:*:automation-definition/AWS-*UnmanagedEC2*:*"
      ]
    },
    {
      "Sid" : "AllowKMSOperations",
      "Effect" : "Allow",
      "Action" : [
        "kms:Decrypt",
        "kms:GenerateDataKey"
      ],
      "Resource" : "arn:aws:kms:*:*:key/*",
      "Condition" : {
        "StringEquals" : {
          "aws:ResourceTag/SystemsManagerManaged" : "true"
        },
        "ArnLike" : {
          "kms:EncryptionContext:aws:s3:arn" : "arn:aws:s3:::do-not-delete-ssm-diagnosis-*"
        },
        "StringLike" : {
          "kms:ViaService" : "s3.*.amazonaws.com"
        },
        "Bool" : {
          "aws:ViaAWSService" : "true"
        }
      }
    },
    {
      "Sid" : "AllowPassRoleOnSelfToSsm",
      "Effect" : "Allow",
      "Action" : "iam:PassRole",
      "Resource" : "arn:aws:iam::*:role/AWS-SSM-DiagnosisExecutionRole*",
      "Condition" : {
        "StringEquals" : {
          "iam:PassedToService" : "ssm.amazonaws.com"
        }
      }
    }
  ]
}

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