| Defense | Bypass Technique | |---------|------------------| | Block localhost | Use 127.0.0.1 , 0.0.0.0 , [::1] , or localhost.me | | Block IP addresses | Use decimal IP: http://2130706433/ (for 127.0.0.1) | | Block internal subnets | Register a domain internal.yourlab.com that resolves to 10.0.0.1 | | Protocol restriction ( http:// only) | Use file:///etc/passwd or gopher:// or dict:// | The specific Juice Shop SSRF challenge requires you to fetch an image from a non-existent internal service to trigger an error message containing a flag.
But the real SSRF is not directly in the Order ID. It's in the or "Complaint" feature, depending on the version. In the standard Juice Shop SSRF challenge, the vulnerable endpoint is: juice shop ssrf
Using a tool like curl or Burp Repeater: In the standard Juice Shop SSRF challenge, the