Exploitation of this vulnerability typically involves making HTTP requests to the server with headers or request methods that are specifically crafted to trigger the vulnerability. The goal is often to gain access to data that should not be accessible, potentially leading to information disclosure.
The Apache HTTP Server (httpd) is a popular open-source web server. A vulnerability in a previous version, specifically Apache httpd 2.4.18, could potentially be exploited by attackers. One such vulnerability is the "mod_http2 connection handling DoS" or more generally, issues related to the way HTTP/2 connections are handled. apache httpd 2.4.18 exploit