turbot/aws_perimeter
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Control: CodeArtifact domain policies should prohibit public access

Description

Check if CodeArtifact domain policies allow public access.

Usage

Run the control in your terminal:

steampipe check aws_perimeter.control.codeartifact_domain_policy_prohibit_public_access

Snapshot and share results via Steampipe Cloud:

steampipe login
steampipe check --share aws_perimeter.control.codeartifact_domain_policy_prohibit_public_access

Plugins & Tables

SQL

with wildcard_action_policies as (
select
arn,
count(*) as statements_num
from
aws_codeartifact_domain,
jsonb_array_elements(policy_std -> 'Statement') as s
where
s ->> 'Effect' = 'Allow' -- aws:SourceOwner
and s -> 'Condition' -> 'StringEquals' -> 'aws:sourceowner' is null
and s -> 'Condition' -> 'StringEqualsIgnoreCase' -> 'aws:sourceowner' is null
and (
s -> 'Condition' -> 'StringLike' -> 'aws:sourceowner' is null
or s -> 'Condition' -> 'StringLike' -> 'aws:sourceowner' ? '*'
) -- aws:SourceAccount
and s -> 'Condition' -> 'StringEquals' -> 'aws:sourceaccount' is null
and s -> 'Condition' -> 'StringEqualsIgnoreCase' -> 'aws:sourceaccount' is null
and (
s -> 'Condition' -> 'StringLike' -> 'aws:sourceaccount' is null
or s -> 'Condition' -> 'StringLike' -> 'aws:sourceaccount' ? '*'
) -- aws:PrincipalOrgID
and s -> 'Condition' -> 'StringEquals' -> 'aws:principalorgid' is null
and s -> 'Condition' -> 'StringEqualsIgnoreCase' -> 'aws:principalorgid' is null
and (
s -> 'Condition' -> 'StringLike' -> 'aws:principalorgid' is null
or s -> 'Condition' -> 'StringLike' -> 'aws:principalorgid' ? '*'
) -- aws:PrincipalAccount
and s -> 'Condition' -> 'StringEquals' -> 'aws:principalaccount' is null
and s -> 'Condition' -> 'StringEqualsIgnoreCase' -> 'aws:principalaccount' is null
and (
s -> 'Condition' -> 'StringLike' -> 'aws:principalaccount' is null
or s -> 'Condition' -> 'StringLike' -> 'aws:principalaccount' ? '*'
) -- aws:PrincipalArn
and s -> 'Condition' -> 'StringEquals' -> 'aws:principalarn' is null
and s -> 'Condition' -> 'StringEqualsIgnoreCase' -> 'aws:principalarn' is null
and (
s -> 'Condition' -> 'StringLike' -> 'aws:principalarn' is null
or s -> 'Condition' -> 'StringLike' -> 'aws:principalarn' ? '*'
)
and (
s -> 'Condition' -> 'ArnEquals' -> 'aws:principalarn' is null
or s -> 'Condition' -> 'ArnEquals' -> 'aws:principalarn' ? '*'
)
and (
s -> 'Condition' -> 'ArnLike' -> 'aws:principalarn' is null
or s -> 'Condition' -> 'ArnLike' -> 'aws:principalarn' ? '*'
) -- aws:SourceArn
and s -> 'Condition' -> 'StringEquals' -> 'aws:sourcearn' is null
and s -> 'Condition' -> 'StringEqualsIgnoreCase' -> 'aws:sourcearn' is null
and (
s -> 'Condition' -> 'StringLike' -> 'aws:sourcearn' is null
or s -> 'Condition' -> 'StringLike' -> 'aws:sourcearn' ? '*'
)
and (
s -> 'Condition' -> 'ArnEquals' -> 'aws:sourcearn' is null
or s -> 'Condition' -> 'ArnEquals' -> 'aws:sourcearn' ? '*'
)
and (
s -> 'Condition' -> 'ArnLike' -> 'aws:sourcearn' is null
or s -> 'Condition' -> 'ArnLike' -> 'aws:sourcearn' ? '*'
)
and (
s -> 'Principal' -> 'AWS' = '["*"]'
or s ->> 'Principal' = '*'
)
group by
arn
)
select
r.arn as resource,
case
when r.policy is null then 'info'
when p.arn is null then 'ok'
else 'alarm'
end as status,
case
when r.policy is null then title || ' does not have a defined policy or has insufficient access to the policy.'
when p.arn is null then title || ' policy does not allow public access.'
else title || ' policy contains ' || coalesce(p.statements_num, 0) || ' statement(s) that allow public access.'
end as reason,
region,
account_id
from
aws_codeartifact_domain as r
left join wildcard_action_policies as p on p.arn = r.arn

Tags