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

URL Breakdown

The URL provided is: http://169.254.169.254/latest/meta-data/iam/security-credentials/

However, this convenience comes with a responsibility. Developers and cloud engineers must understand that this endpoint is a high-value target for attackers. By implementing proper input validation, fixing SSRF vulnerabilities, and enforcing IMDSv2, organizations can safely leverage this powerful feature. URL Breakdown The URL provided is: http://169

When an AWS instance makes a request to this URL, it is essentially asking for temporary security credentials that can be used to access AWS resources. These credentials are generated based on the IAM role associated with the instance. The process works as follows: When an AWS instance makes a request to

Requesting Security Credentials: By accessing the /latest/meta-data/iam/security-credentials/ path, the instance can request the temporary security credentials associated with its IAM role. Lateral Movement : With these credentials, an attacker

Lateral Movement: With these credentials, an attacker can perform any action the server is authorized to do, such as accessing S3 buckets, modifying databases, or launching new instances. Mitigation: IMDSv2