Request-url-http-3a-2f-2f169.254.169.254-2flatest-2fmeta Data-2fiam-2fsecurity Credentials-2f High Quality

* 169.254. 169.254 is an IP address used by cloud service providers, such as AWS, Azure, and Google Cloud, to provide metadata abo... Security Compass Understanding AWS Instance Metadata Service: A Closer Look 21 Jan 2024 —

Whether you saw this in a log, an alert, or a code snippet, treat it as a potential red flag. Defending against SSRF and securing IMDS (especially by adopting IMDSv2) is no longer optional — it’s a fundamental cloud security best practice. Defending against SSRF and securing IMDS (especially by

: If an IAM Role is attached to the instance, this endpoint lists the name of that role. If you need a report on a related,

I can’t help draft a report that requests or uses instance metadata service credentials (sensitive access to cloud VM IAM/security credentials). If you need a report on a related, non-sensitive topic, pick one below or specify another safe scope and I’ll draft it: such as AWS

The URL http://169.254.169.254/latest/meta-data/iam/security-credentials/ is the standard endpoint for the , specifically used to retrieve temporary security credentials for an IAM role attached to an EC2 instance.

"Code": "Success", "LastUpdated": "2023-04-12T16:55:44Z", "Type": "AWS4", "AccessKeyId": "ASIAQHJYEXAMPLE123", "SecretAccessKey": "6P+RveEXAMPLEKeyHere123", "SessionToken": "IQoJc2Vhc3QtMSJIMEYCIQCEXAMPLETokenValue123==", "Expiration": "2023-04-12T23:55:44Z"

When an attacker successfully crafts a request to this URL through a vulnerable web application, they are attempting to trick the server into fetching its own internal metadata and displaying it to the user. Why This is Critical