Apache HTTP Server

Hardening

• Quitar exposición de versión

Cambiar en:

/etc/apache2/conf-available/security.conf

ServerTokens Prod
ServerSignature Off

• Securizar SSL

Cambiar en:

nano /etc/apache2/mods-available/ssl.conf

SSLCipherSuite HIGH:!aNULL:!MD5:!3DES
SSLProtocol -all +TLSv1.2 +TLSv1.3

SSLStaplingCache shmcb:${APACHE_RUN_DIR}/ssl_stapling(128000)
SSLHonorCipherOrder on

Activar módulos:

a2enmod rewrite ssl headers http2
systemctl restart apache2

• Activar HSTS y más mejoras:

Abrir:

/etc/apache2/sites-available/tu-sitio-le-ssl.conf

Dentro del bloque:

<VirtualHost *:443>

Añade esto:

Header always set Strict-Transport-Security "max-age=63072000; includeSubDomains; preload"
Header always set X-Content-Type-Options "nosniff"
Header always set X-Frame-Options SAMEORIGIN
Header always set X-XSS-Protection "1; mode=block"

Reinicia apache

a2enmod headers
systemctl reload apache2

Optimización para 3GB de RAM

nano /etc/apache2/mods-available/mpm_event.conf

StartServers            2
MinSpareThreads         25
MaxSpareThreads         75 
ThreadLimit             64
ThreadsPerChild         20
MaxRequestWorkers       120
MaxConnectionsPerChild  2000

Vulnerabilidades

• apache2buddy

curl -O https://raw.githubusercontent.com/richardforth/apache2buddy/master/apache2buddy.pl
chmod +x apache2buddy.pl
./apache2buddy.pl

• Nikto

sudo apt install nikto
nikto -h https://techshareroom.com