AWSSystemsManagerChangeManagementServicePolicy

Last Modified

Mar 12, 2026

March 12, 2026 at 09:27 PM UTC

Version

Total Versions

Created

Oct 23, 2025

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Risk

no risk signal

Read from this policy document alone: trust policies, boundaries and SCPs in your account still decide what actually succeeds. How this is assessed

IAM Access Analyzer (2)

Warning / TYPE_MISMATCH
Use the operator type String instead of operator ARN for the condition key kms:EncryptionContext:aws:sso:instance-arn. AWS docs
Warning / TYPE_MISMATCH
Use the operator type String instead of operator ARN for the condition key kms:EncryptionContext:aws:identitystore:identitystore-arn. AWS docs

Policy Document

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107{
  "PolicyVersion": {
    "Document": {
      "Version": "2012-10-17",
      "Statement": [
        {
          "Effect": "Allow",
          "Action": [
            "ssm:CreateAssociation",
            "ssm:DeleteAssociation",
            "ssm:CreateOpsItem",
            "ssm:GetOpsItem",
            "ssm:UpdateOpsItem",
            "ssm:StartAutomationExecution",
            "ssm:StopAutomationExecution",
            "ssm:GetAutomationExecution",
            "ssm:GetCalendarState",
            "ssm:GetDocument"
          ],
          "Resource": [
            "*"
          ]
        },
        {
          "Effect": "Allow",
          "Action": [
            "cloudwatch:DescribeAlarms"
          ],
          "Resource": [
            "*"
          ]
        },
        {
          "Effect": "Allow",
          "Action": [
            "sso:ListDirectoryAssociations"
          ],
          "Resource": [
            "*"
          ]
        },
        {
          "Effect": "Allow",
          "Action": [
            "sso-directory:DescribeUsers",
            "sso-directory:IsMemberInGroup"
          ],
          "Resource": [
            "*"
          ]
        },
        {
          "Effect": "Allow",
          "Action": "iam:GetGroup",
          "Resource": "*"
        },
        {
          "Effect": "Allow",
          "Action": "iam:PassRole",
          "Resource": "*",
          "Condition": {
            "StringEquals": {
              "iam:PassedToService": [
                "ssm.amazonaws.com"
              ]
            }
          }
        },
        {
          "Sid": "AllowKmsAccessViaIdentityCenter",
          "Effect": "Allow",
          "Action": [
            "kms:Decrypt"
          ],
          "Resource": "*",
          "Condition": {
            "ArnLike": {
              "kms:EncryptionContext:aws:sso:instance-arn": "arn:*:sso:::instance/*"
            },
            "StringLike": {
              "kms:ViaService": "sso.*.amazonaws.com"
            }
          }
        },
        {
          "Sid": "AllowKmsAccessViaIdentityStore",
          "Effect": "Allow",
          "Action": [
            "kms:Decrypt"
          ],
          "Resource": "*",
          "Condition": {
            "ArnLike": {
              "kms:EncryptionContext:aws:identitystore:identitystore-arn": "arn:*:identitystore::*:identitystore/*"
            },
            "StringLike": {
              "kms:ViaService": "identitystore.*.amazonaws.com"
            }
          }
        }
      ]
    },
    "VersionId": "v2",
    "IsDefaultVersion": true,
    "CreateDate": "2025-10-23T21:19:07+00:00"
  }
}