hacktricks/pentesting/pentesting-web/special-http-headers.md

Special HTTP headers

Headers to Change Location

Rewrite IP source:

• X-Originating-IP: 127.0.0.1
• X-Forwarded-For: 127.0.0.1
• X-Remote-IP: 127.0.0.1
• X-Remote-Addr: 127.0.0.1
• X-ProxyUser-Ip: 127.0.0.1
• X-Original-URL: 127.0.0.1
• Connection: close, X-Forwarded-For Check hop-by-hop headers

Rewrite location:

• X-Original-URL: /admin/console
• X-Rewrite-URL: /admin/console

Hop-by-Hop headers

A hop-by-hop header is a header which is designed to be processed and consumed by the proxy currently handling the request, as opposed to an end-to-end header.

• Connection: close, X-Forwarded-For

{% page-ref page="../../pentesting-web/abusing-hop-by-hop-headers.md" %}

HTTP Request Smuggling

• Content-Length: 30
• Transfer-Encoding: chunked

{% page-ref page="../../pentesting-web/http-request-smuggling.md" %}