apache2 -v # Debian/Ubuntu If you see 2.2.22 (or any 2.2.x version), your server is exposed.
Do not patch 2.2.22 – upgrade. No backported security patches exist for this EOL version. Continuing to run it in production is a liability.
If you are still running Apache HTTP Server version 2.2.22 , your server is at significant risk. Released in 2012, this version has multiple known, publicly available exploits that can lead to denial of service, information disclosure, or even remote code execution (RCE). apache httpd 2.2.22 exploit
httpd -v Or, if using a package manager:
grep -i "exploit" /var/log/httpd/access_log You will find proof-of-concept (PoC) exploits for 2.2.22 on Exploit-DB and GitHub (e.g., CVE-2012-2687, CVE-2006-5752). These are for educational and defensive purposes only . Running them against systems you don’t own is illegal and unethical. apache2 -v # Debian/Ubuntu If you see 2
This post explains the most notable exploit, how to check if you’re vulnerable, and—most importantly—how to secure your system.
Stay safe, and keep your servers updated! Continuing to run it in production is a liability
One of the more severe exploits in 2.2.22 allows an attacker to execute arbitrary code via specially crafted HTTP requests when mod_rewrite is enabled. While not as widespread as later CVEs, it highlights the danger of running unsupported software.