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Category: >> .HTACCESS Codes Library >> Help Prevent SQL Injection Attempts


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Snippet Name: Help Prevent SQL Injection Attempts

Description: This will look for common attack methods and redirect them to a page called hack.cfm which can be a blank page or message.

Note: Create a blank page named 'hack.cfm' or rename this info in the code snippet to your own page.

Author:

Last Modified: 2014-05-18 05:58:40

Language: .htaccess

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RewriteEngine On Options +FollowSymLinks ServerSignature Off RewriteCond %{REQUEST_METHOD} ^(HEAD|TRACE|DELETE|TRACK) [NC,OR] RewriteCond %{THE_REQUEST} ^.*(\\r|\\n|%0A|%0D).* [NC,OR] RewriteCond %{HTTP_REFERER} ^(.*)(<|>|'|%0A|%0D|%27|%3C|%3E|).* [NC,OR] RewriteCond %{HTTP_COOKIE} ^.*(<|>|'|%0A|%0D|%27|%3C|%3E|).* [NC,OR] RewriteCond %{REQUEST_URI} ^/(,|;|:|<|>|">|"<|/|\\\.\.\\).{0,9999}.* [NC,OR] RewriteCond %{HTTP_USER_AGENT} ^$ [OR] RewriteCond %{HTTP_USER_AGENT} ^(java|curl|wget).* [NC,OR] RewriteCond %{HTTP_USER_AGENT} ^.*(winhttp|HTTrack|clshttp|archiver|loader|email|harvest|extract|grab|miner).* [NC,OR] RewriteCond %{HTTP_USER_AGENT} ^.*(libwww-perl|curl|wget|python|nikto|scan).* [NC,OR] RewriteCond %{HTTP_USER_AGENT} ^.*(<|>|'|%0A|%0D|%27|%3C|%3E|).* [NC,OR] RewriteCond %{QUERY_STRING} ^.*(;|<|>|'|"|\)|%0A|%0D|%22|%27|%3C|%3E|).*(/\*|union|select|insert|cast|set|declare|drop|update|md5|benchmark).* [NC,OR] RewriteCond %{QUERY_STRING} ^.*(localhost|loopback|127\.0\.0\.1).* [NC,OR] #RewriteCond %{QUERY_STRING} ^.*\.[A-Za-z0-9].* [NC,OR] RewriteCond %{QUERY_STRING} ^.*(<|>|'|%0A|%0D|%27|%3C|%3E|).* [NC] # Enter the page URL to redirect injector RewriteRule ^(.*)$ hack.cfm


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