Tenable is reporting the version of Apache httpd installed on the remote host is prior to 2.4.49. It is, therefore, affected by a vulnerability as referenced in the 2.4.49 changelog. - A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. (CVE-2021-40438).Please update httpd to 2.4.49 or greater to fix this high vulnerability.#AIXOpenSource