Incorrect escaping of output in mod_rewrite in Apache HTTP Server two.4.fifty nine and before allows an attacker to map URLs to filesystem spots which can be permitted to generally be served because of the server but are not deliberately/immediately reachable by any URL, causing code execution or supply code disclosure. https://apachesupport45443.vblogetin.com/33760759/the-smart-trick-of-apache-web-server-support-that-no-one-is-discussing