Difference between revisions of "ModSecurity: OWASP CRS3 menambahkan"

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Line 78: Line 78:
  
 
==Reload Apache==
 
==Reload Apache==
 +
 +
Enable module
  
 
  a2enmod headers
 
  a2enmod headers
 
  a2enmod mod-security
 
  a2enmod mod-security
 +
service apache2 reload
 +
 +
 +
Disable module
 +
 +
a2dismod headers
 +
a2dismod mod-security
 
  service apache2 reload
 
  service apache2 reload
  

Revision as of 09:05, 4 June 2017

sumber: https://2buntu.com/articles/1571/installing-lamp-modsecurity-modsecurity-crs-on-ubuntu-1604/


Install Apache

sudo add-apt-repository ppa:ondrej/php
sudo apt-get update
apt-get install apache2 php7.0 php7.0-xmlrpc php7.0-mysql php7.0-gd php7.0-cli \
php7.0-curl mysql-client mysql-server dovecot-common dovecot-imapd \
dovecot-pop3d postfix squirrelmail squirrelmail-decode php7.0 php5.6 \
php5.6-mysql php-gettext php5.6-mbstring php-mbstring php7.0-mbstring \
php-xdebug libapache2-mod-php5.6 libapache2-mod-php7.0
sudo apt-get install libxml2 libxml2-dev libxml2-utils \
libaprutil1 libaprutil1-dev

Install ModSecurity

apt-get install libapache2-modsecurity

cek

apachectl -M | grep --color security


Install ModSecurity Core Rule Set (CRS)

Instalasi dari Github

rm -rf /usr/share/modsecurity-crs
apt-get install -y git
git clone https://github.com/SpiderLabs/owasp-modsecurity-crs.git /usr/share/modsecurity-crs

rename .conf extension.

cp /usr/share/modsecurity-crs/crs-setup.conf.example /usr/share/modsecurity-crs/crs-setup.conf

Setup ModSecurity CRS

mkdir -p /usr/share/modsecurity-crs/activated_rules/
cd /usr/share/modsecurity-crs
for f in `ls rules`; do sudo ln -s ../rules/$f activated_rules/$f; done

Konfigurasi

Edit modsecurity.conf agar

vi /etc/modsecurity/modsecurity.conf

Ubah

SecRuleEngine DetectionOnly

menjadi

SecRuleEngine On


Edit security2.conf

vi /etc/apache2/mods-available/security2.conf

Tambahkan IncludeOptional /usr/share/modsecurity-crs/activated_rules/*.conf

<IfModule security2_module>
        # Default Debian dir for modsecurity's persistent data
        SecDataDir /var/cache/modsecurity

        # Include all the *.conf files in /etc/modsecurity.
        # Keeping your local configuration in that directory
        # will allow for an easy upgrade of THIS file and
        # make your life easier
        IncludeOptional /etc/modsecurity/*.conf
        Include "/usr/share/modsecurity-crs/*.conf"
        Include "/usr/share/modsecurity-crs/activated_rules/*.conf"
</IfModule>

Reload Apache

Enable module

a2enmod headers
a2enmod mod-security
service apache2 reload


Disable module

a2dismod headers
a2dismod mod-security
service apache2 reload

Test

XSS

curl 'http://localhost/?q="><script>alert(1)</script>'

SQLi

curl "http://localhost/?q='1 OR 1=1"

Responds

Harusnya akan dapat kode kira-kira

403 Forbidden

Cek Log

watch -n 2 "tail /var/log/apache2/modsec_audit.log"

atau

tail -f /var/log/apache2/modsec_audit.log

Referensi