AWS S3 & CloudTrail: Cross-Account Confused Deputy Vulnerability
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Public Syllabus OverviewCloud IAM & Zero-Trust · undefined
AWS S3 & CloudTrail: Cross-Account Confused Deputy Vulnerability: A third-party analytics vendor integrated with enterprise Amazon S3 buckets using role assumption. An external attacker manipulated the IAM trust policy lacking external ID checks, allowing tenant impersonation and unauthorized retrieval of 40 TB of customer data lake records.