Secrets Manager secret's resource policy is shared beyond this account

Severity
Medium
Service
Secrets Manager
Check ID
SECRETSMANAGER_SECRET_CROSS_ACCOUNT

What this check finds

The secret's resource policy names a principal in another AWS account, or grants Principal "*" narrowed only to an organisation (aws:PrincipalOrgID, aws:PrincipalOrgPaths) or to other accounts (aws:PrincipalAccount, aws:SourceAccount). If the secret's KMS key also lets them decrypt, those accounts can read the value, and their own administrators decide who there can.

Passing looks like: Secret resource policies are not shared beyond this account.

How to fix it

Confirm each account or organisation should have this access. If not, remove it from the resource policy: aws secretsmanager put-resource-policy --secret-id SECRET_NAME --resource-policy file://policy.json, or delete the policy with aws secretsmanager delete-resource-policy. If it should, grant only the actions it needs and name its role, not the account root or "*".

AWS console

Secrets Manager → Secrets → select secret → Resource permissions.

Compliance controls it is evidence for

A failing result counts against these controls in KloudLytics; a passing one is evidence towards them. How compliance mapping works

Compliance controls mapped to Secrets Manager secret's resource policy is shared beyond this account
FrameworkControls
HIPAA Security Rule
  • 164.308(a)(4) Information Access Management
NIST SP 800-53 Rev5 (Moderate)
  • AC-3 Access Enforcement
  • AC-6 Least Privilege
NIST Cybersecurity Framework 2.0
  • PR.AA-05 Access permissions and authorizations are enforced with least privilege
ISO/IEC 27001:2022 Annex A
  • A.5.15 Access control
  • A.8.2 Privileged access rights
  • A.8.3 Information access restriction

Checked on every scan

KloudLytics runs this check each time it scans a connected AWS account, through a read-only role, and lists every affected resource with its region. On Pro and Business a fix is written for the specific resource rather than the general case above. The exact access it needs

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