AWSLakeFormationCrossAccountManager

Last Modified

Mar 12, 2026

March 12, 2026 at 09:26 PM UTC

Version

Total Versions

Created

Feb 12, 2026

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Risk

Medium

The same capabilities in a scoped form, resource policy writes, reads across all data, or full access to a whole service. Read from this policy document alone: trust policies, boundaries and SCPs in your account still decide what actually succeeds. How this is assessed

Medium
Can rewrite resource policies and sharing
Grants 2 permissions management actions across 1 service (glue) on any resource, enough to share resources outside the account.
glue:deleteresourcepolicyglue:putresourcepolicy
Use with caution: Turn on IAM Access Analyzer external access findings, and keep account-level guards like S3 Block Public Access enabled.

Policy Document

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86{
  "PolicyVersion": {
    "Document": {
      "Version": "2012-10-17",
      "Statement": [
        {
          "Sid": "AllowCreateResourceShare",
          "Effect": "Allow",
          "Action": [
            "ram:CreateResourceShare"
          ],
          "Resource": "*",
          "Condition": {
            "StringLikeIfExists": {
              "ram:RequestedResourceType": [
                "glue:Table",
                "glue:Database",
                "glue:Catalog"
              ]
            }
          }
        },
        {
          "Sid": "AllowManageResourceShare",
          "Effect": "Allow",
          "Action": [
            "ram:UpdateResourceShare",
            "ram:DeleteResourceShare",
            "ram:AssociateResourceShare",
            "ram:DisassociateResourceShare",
            "ram:GetResourceShares"
          ],
          "Resource": "*",
          "Condition": {
            "StringLike": {
              "ram:ResourceShareName": [
                "LakeFormation*"
              ]
            }
          }
        },
        {
          "Sid": "AllowManageResourceSharePermissions",
          "Effect": "Allow",
          "Action": [
            "ram:AssociateResourceSharePermission"
          ],
          "Resource": "*",
          "Condition": {
            "ArnLike": {
              "ram:PermissionArn": [
                "arn:aws:ram::aws:permission/AWSRAMLFEnabled*"
              ]
            }
          }
        },
        {
          "Sid": "AllowXAcctManagerPermissions",
          "Effect": "Allow",
          "Action": [
            "glue:PutResourcePolicy",
            "glue:DeleteResourcePolicy",
            "organizations:DescribeOrganization",
            "organizations:DescribeAccount",
            "ram:Get*",
            "ram:List*"
          ],
          "Resource": "*"
        },
        {
          "Sid": "AllowOrganizationsPermissions",
          "Effect": "Allow",
          "Action": [
            "organizations:ListRoots",
            "organizations:ListAccountsForParent",
            "organizations:ListOrganizationalUnitsForParent"
          ],
          "Resource": "*"
        }
      ]
    },
    "VersionId": "v9",
    "IsDefaultVersion": true,
    "CreateDate": "2026-02-12T18:01:14+00:00"
  }
}