Callback-url-http-3a-2f-2f169.254.169.254-2flatest-2fmeta Data-2fiam-2fsecurity Credentials-2f ((install))

These credentials are that grant whatever permissions the IAM role has—potentially full administrative access to S3 buckets, Lambda functions, EC2 control, or even database snapshots.

The metadata service exposes a RESTful API that allows instances to retrieve metadata about themselves. The API is accessible via the 169.254.169.254 IP address and provides a range of endpoints for retrieving different types of metadata. These credentials are that grant whatever permissions the

When an AWS EC2 instance is assigned an IAM role, any application or script running inside that instance can retrieve temporary AWS credentials simply by curling the URL above, followed by the role name. When an AWS EC2 instance is assigned an

: If an attacker appends the role name to this URL (e.g., .../security-credentials/admin-role ), the service returns a JSON object containing a Secret Access Key , Access Key ID , and a Token . How the Attack Works Access Key ID

To protect against this specific attack, implement the following security best practices Enforce IMDSv2: Transition from IMDSv1 to

With those credentials, an attacker can: