Apache 2.4.18 Vulnerabilities -

Apache 2.4.18 served its purpose in 2015, but it is a liability in the modern threat landscape. With vulnerabilities ranging from CRLF injection to HTTP request smuggling, it represents a clear and present danger to any network infrastructure.

Version 2.4.18 relied on older logic regarding session handling. In subsequent versions (specifically around 2.4.25), fixes were applied regarding how mod_session handles cookies. While less "flashy" than injection attacks, session handling vulnerabilities can lead to session hijacking or privilege escalation if the session storage is manipulated. apache 2.4.18 vulnerabilities

: Code executing in less-privileged child processes or threads can gain root privileges by manipulating the scoreboard. This affects Unix-based systems using MPM event, worker, or prefork. Apache 2

: A vulnerability in the core server can lead to local source code disclosure (e.g., serving PHP scripts as plain text) due to improper handling of certain legacy configuration settings. High & Moderate Risk Vulnerabilities In subsequent versions (specifically around 2

(affect 2.4.18 indirectly via later patches)

Apache 2.4.18 is . Do not use in production. Upgrade to 2.4.58+ (or latest 2.4.62 as of 2025).