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S3 public exposure V-015

Finds buckets that anyone can read, whose public access block is off, or whose policy trusts a Referer header.

Warden. High to Critical. Live.

Checks

ChecksNeeds
Checks that each bucket blocks all public access.s3 bucket, s3 account pab
Finds buckets that anyone can read.s3 bucket, s3 account pab
Finds bucket policies that admit anyone who sends a chosen Referer header.s3 bucket, s3 account pab
Says when a bucket's public exposure could not be read.s3 bucket

Coverage

Could not read anything this run

global
234567890123Not read

Run history

No run has recorded this rule yet.

Findings

No open findings.

What it fed

No case has used a finding of this rule in the last 30 days.

Techniques

None mapped.

How to fix

DescribeCluster(publicAccessCidrs) / GetPublicAccessBlock / ListFunctionUrlConfigs(AuthType) → restrict by IaC; reversible