AmazonLexFullAccess

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Summary

Provides full access to Amazon Lex via the AWS Management Console. Also provides access to create Lex Service Linked Roles and grant Lex permissions to invoke a limited set of Lambda functions.

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

Identity

ARN: arn:aws:iam::aws:policy/AmazonLexFullAccess
Default version: v9
Created: 2017-04-11
Last edited: 2024-04-16
Services: cloudwatch, iam, kendra, kms, lambda, lex, logs, polly, s3

Control-plane actions (166)

By access level: 46 List, 2 Permissions management, 45 Read, 2 Tagging, 71 Write.

Control-plane actions by service
Service	Granted	Access levels and limits	Granted by
CloudWatch	2 of 160	2 Read; 0 restricted, 0 conditional	cloudwatch:DescribeAlarms, cloudwatch:DescribeAlarmsForMetric
IAM	6 of 190	1 List, 2 Read, 3 Write; 5 restricted, 2 conditional	iam:CreateServiceLinkedRole, iam:DeleteServiceLinkedRole, iam:GetRole, iam:GetServiceLinkedRoleDeletionStatus, iam:ListRoles, iam:PassRole
Kendra	1 of 66	1 List; 0 restricted, 0 conditional	kendra:ListIndices
KMS	2 of 58	1 List, 1 Read; 0 restricted, 0 conditional	kms:DescribeKey, kms:ListAliases
Lambda	4 of 121	1 List, 2 Permissions management, 1 Read; 2 restricted, 2 conditional	lambda:AddPermission, lambda:GetPolicy, lambda:ListFunctions, lambda:RemovePermission
Lex	All 146 actions (see the Lex page)	39 List, 37 Read, 2 Tagging, 68 Write; 0 restricted, 0 conditional	lex:*
CloudWatch Logs	1 of 133	1 List; 0 restricted, 0 conditional	logs:DescribeLogGroups
Polly	2 of 13	1 List, 1 Read; 0 restricted, 0 conditional	polly:DescribeVoices, polly:SynthesizeSpeech
S3	2 of 155	1 List, 1 Read; 0 restricted, 0 conditional	s3:GetBucketLocation, s3:ListAllMyBuckets

CloudWatch: 2 actions

cloudwatch:DescribeAlarms (Read)
cloudwatch:DescribeAlarmsForMetric (Read)

IAM: 6 actions

iam:CreateServiceLinkedRole (Write)
iam:DeleteServiceLinkedRole (Write)
iam:GetRole (Read)
iam:GetServiceLinkedRoleDeletionStatus (Read)
iam:ListRoles (List)
iam:PassRole (Write)

Kendra: 1 actions

kendra:ListIndices (List)

KMS: 2 actions

kms:DescribeKey (Read)
kms:ListAliases (List)

Lambda: 4 actions

lambda:AddPermission (Permissions management)
lambda:GetPolicy (Read)
lambda:ListFunctions (List)
lambda:RemovePermission (Permissions management)

CloudWatch Logs: 1 actions

logs:DescribeLogGroups (List)

Polly: 2 actions

polly:DescribeVoices (List)
polly:SynthesizeSpeech (Read)

S3: 2 actions

s3:GetBucketLocation (Read)
s3:ListAllMyBuckets (List)

Data-plane actions (7)

By access level: 2 Read, 5 Write.

Data-plane actions by service
Service	Granted	Access levels and limits	Granted by
CloudWatch	1 of 5	1 Read; 0 restricted, 0 conditional	cloudwatch:GetMetricStatistics
Lex	All 6 actions (see the Lex page)	1 Read, 5 Write; 0 restricted, 0 conditional	lex:*

CloudWatch: 1 actions

cloudwatch:GetMetricStatistics (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: lex (73 of 73).
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.

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": "AmazonLexFullAccessStatement1",
      "Effect": "Allow",
      "Action": [
        "cloudwatch:GetMetricStatistics",
        "cloudwatch:DescribeAlarms",
        "cloudwatch:DescribeAlarmsForMetric",
        "kms:DescribeKey",
        "kms:ListAliases",
        "lambda:GetPolicy",
        "lambda:ListFunctions",
        "lex:*",
        "polly:DescribeVoices",
        "polly:SynthesizeSpeech",
        "kendra:ListIndices",
        "iam:ListRoles",
        "s3:ListAllMyBuckets",
        "logs:DescribeLogGroups",
        "s3:GetBucketLocation"
      ],
      "Resource": [
        "*"
      ]
    },
    {
      "Sid": "AmazonLexFullAccessStatement2",
      "Effect": "Allow",
      "Action": [
        "lambda:AddPermission",
        "lambda:RemovePermission"
      ],
      "Resource": "arn:aws:lambda:*:*:function:AmazonLex*",
      "Condition": {
        "StringEquals": {
          "lambda:Principal": "lex.amazonaws.com"
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement3",
      "Effect": "Allow",
      "Action": [
        "iam:GetRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/lex.amazonaws.com/AWSServiceRoleForLexBots",
        "arn:aws:iam::*:role/aws-service-role/channels.lex.amazonaws.com/AWSServiceRoleForLexChannels",
        "arn:aws:iam::*:role/aws-service-role/lexv2.amazonaws.com/AWSServiceRoleForLexV2Bots*",
        "arn:aws:iam::*:role/aws-service-role/channels.lexv2.amazonaws.com/AWSServiceRoleForLexV2Channels*",
        "arn:aws:iam::*:role/aws-service-role/replication.lexv2.amazonaws.com/AWSServiceRoleForLexV2Replication*"
      ]
    },
    {
      "Sid": "AmazonLexFullAccessStatement4",
      "Effect": "Allow",
      "Action": [
        "iam:CreateServiceLinkedRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/lex.amazonaws.com/AWSServiceRoleForLexBots"
      ],
      "Condition": {
        "StringEquals": {
          "iam:AWSServiceName": "lex.amazonaws.com"
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement5",
      "Effect": "Allow",
      "Action": [
        "iam:CreateServiceLinkedRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/channels.lex.amazonaws.com/AWSServiceRoleForLexChannels"
      ],
      "Condition": {
        "StringEquals": {
          "iam:AWSServiceName": "channels.lex.amazonaws.com"
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement6",
      "Effect": "Allow",
      "Action": [
        "iam:CreateServiceLinkedRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/lexv2.amazonaws.com/AWSServiceRoleForLexV2Bots*"
      ],
      "Condition": {
        "StringEquals": {
          "iam:AWSServiceName": "lexv2.amazonaws.com"
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement7",
      "Effect": "Allow",
      "Action": [
        "iam:CreateServiceLinkedRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/channels.lexv2.amazonaws.com/AWSServiceRoleForLexV2Channels*"
      ],
      "Condition": {
        "StringEquals": {
          "iam:AWSServiceName": "channels.lexv2.amazonaws.com"
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement8",
      "Effect": "Allow",
      "Action": [
        "iam:CreateServiceLinkedRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/replication.lexv2.amazonaws.com/AWSServiceRoleForLexV2Replication*"
      ],
      "Condition": {
        "StringEquals": {
          "iam:AWSServiceName": "replication.lexv2.amazonaws.com"
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement9",
      "Effect": "Allow",
      "Action": [
        "iam:DeleteServiceLinkedRole",
        "iam:GetServiceLinkedRoleDeletionStatus"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/lex.amazonaws.com/AWSServiceRoleForLexBots",
        "arn:aws:iam::*:role/aws-service-role/channels.lex.amazonaws.com/AWSServiceRoleForLexChannels",
        "arn:aws:iam::*:role/aws-service-role/lexv2.amazonaws.com/AWSServiceRoleForLexV2Bots*",
        "arn:aws:iam::*:role/aws-service-role/channels.lexv2.amazonaws.com/AWSServiceRoleForLexV2Channels*",
        "arn:aws:iam::*:role/aws-service-role/replication.lexv2.amazonaws.com/AWSServiceRoleForLexV2Replication*"
      ]
    },
    {
      "Sid": "AmazonLexFullAccessStatement10",
      "Effect": "Allow",
      "Action": [
        "iam:PassRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/lex.amazonaws.com/AWSServiceRoleForLexBots"
      ],
      "Condition": {
        "StringEquals": {
          "iam:PassedToService": [
            "lex.amazonaws.com"
          ]
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement11",
      "Effect": "Allow",
      "Action": [
        "iam:PassRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/lexv2.amazonaws.com/AWSServiceRoleForLexV2Bots*"
      ],
      "Condition": {
        "StringEquals": {
          "iam:PassedToService": [
            "lexv2.amazonaws.com"
          ]
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement12",
      "Effect": "Allow",
      "Action": [
        "iam:PassRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/channels.lexv2.amazonaws.com/AWSServiceRoleForLexV2Channels*"
      ],
      "Condition": {
        "StringEquals": {
          "iam:PassedToService": [
            "channels.lexv2.amazonaws.com"
          ]
        }
      }
    },
    {
      "Sid": "AmazonLexFullAccessStatement13",
      "Effect": "Allow",
      "Action": [
        "iam:PassRole"
      ],
      "Resource": [
        "arn:aws:iam::*:role/aws-service-role/replication.lexv2.amazonaws.com/AWSServiceRoleForLexV2Replication*"
      ],
      "Condition": {
        "StringEquals": {
          "iam:PassedToService": [
            "lexv2.amazonaws.com"
          ]
        }
      }
    }
  ]
}

Version history

Current version v9, edited by AWS on 2024-04-16. 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/AmazonLexFullAccess
aws iam attach-user-policy --user-name USER_NAME --policy-arn arn:aws:iam::aws:policy/AmazonLexFullAccess
aws iam attach-group-policy --group-name GROUP_NAME --policy-arn arn:aws:iam::aws:policy/AmazonLexFullAccess

CloudFormation

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

Terraform

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

CDK (TypeScript)

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

Sources

Pending editorial review. No editorial sources are listed yet.