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nginx generation improved

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fabriziosalmi
2025-01-16 13:49:54 +01:00
parent de35fec973
commit 1da19ed802
22 changed files with 515 additions and 1105 deletions
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71
waf_patterns/nginx/php.conf
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@@ -1,52 +1,25 @@
# Nginx WAF rules for PHP
location / {
set $attack_detected 0;
# Automatically generated from OWASP rules.
# Include this file in your server or location block.
if ($request_uri ~* "(?i)php://(?:std(?:in|out|err)|(?:in|out)put|fd|memory|temp|filter)") {
set $attack_detected 1;
}
if ($request_uri ~* ".*.ph(?:pd*|tml|ar|ps|t|pt).*$") {
set $attack_detected 1;
}
if ($request_uri ~* "(?i)<?(?:=|php)?s+") {
set $attack_detected 1;
}
if ($request_uri ~* ".*.(?:phpd*|phtml)..*$") {
set $attack_detected 1;
}
if ($request_uri ~* "@pm =") {
set $attack_detected 1;
}
if ($request_uri ~* "[oOcC]:d+:\".+?\":d+:{.*}") {
set $attack_detected 1;
}
if ($request_uri ~* "(?:bzip2|expect|glob|ogg|(?:ph|r)ar|ssh2(?:.(?:s(?:hell|(?:ft|c)p)|exec|tunnel))?|z(?:ip|lib))://") {
set $attack_detected 1;
}
if ($request_uri ~* "(?:b(?:f(?:tp_(?:nb_)?f?(?:ge|pu)t|get(?:s?s|c)|scanf|write|open|read)|gz(?:(?:encod|writ)e|compress|open|read)|s(?:ession_start|candir)|read(?:(?:gz)?file|dir)|move_uploaded_file|(?:proc_|bz)open|call_user_func)|$_(?:(?:pos|ge)t|session))b") {
set $attack_detected 1;
}
if ($request_uri ~* "@pm ?>") {
set $attack_detected 1;
}
if ($request_uri ~* "(?:<?(?:[^x]|x[^m]|xm[^l]|xml[^s]|xml$|$)|<?php|[(?:/|x5c)?php])") {
set $attack_detected 1;
}
if ($request_uri ~* "AUTH_TYPE|HTTP_(?:ACCEPT(?:_(?:CHARSET|ENCODING|LANGUAGE))?|CONNECTION|(?:HOS|USER_AGEN)T|KEEP_ALIVE|(?:REFERE|X_FORWARDED_FO)R)|ORIG_PATH_INFO|PATH_(?:INFO|TRANSLATED)|QUERY_STRING|REQUEST_URI") {
set $attack_detected 1;
}
if ($attack_detected = 1) {
return 403;
}
map $request_uri $waf_block_php {
default 0;
"~*(?:b(?:f(?:tp_(?:nb_)?f?(?:ge|pu)t|get(?:s?s|c)|scanf|write|open|read)|gz(?:(?:encod|writ)e|compress|open|read)|s(?:ession_start|candir)|read(?:(?:gz)?file|dir)|move_uploaded_file|(?:proc_|bz)open|call_user_func)|$_(?:(?:pos|ge)t|session))b" 1;
"~*(?i)<?(?:=|php)?s+" 1;
"~*(?:<?(?:[^x]|x[^m]|xm[^l]|xml[^s]|xml$|$)|<?php|[(?:/|x5c)?php])" 1;
"~*(?:bzip2|expect|glob|ogg|(?:ph|r)ar|ssh2(?:.(?:s(?:hell|(?:ft|c)p)|exec|tunnel))?|z(?:ip|lib))://" 1;
"~*(?i)php://(?:std(?:in|out|err)|(?:in|out)put|fd|memory|temp|filter)" 1;
"~*@pm ?>" 1;
"~*.*.(?:phpd*|phtml)..*$" 1;
"~*.*.ph(?:pd*|tml|ar|ps|t|pt).*$" 1;
"~*AUTH_TYPE|HTTP_(?:ACCEPT(?:_(?:CHARSET|ENCODING|LANGUAGE))?|CONNECTION|(?:HOS|USER_AGEN)T|KEEP_ALIVE|(?:REFERE|X_FORWARDED_FO)R)|ORIG_PATH_INFO|PATH_(?:INFO|TRANSLATED)|QUERY_STRING|REQUEST_URI" 1;
"~*[oOcC]:d+:\".+?\":d+:{.*}" 1;
"~*@pm =" 1;
}
if ($waf_block_php) {
return 403;
# Log the blocked request (optional)
# access_log /var/log/nginx/waf_blocked.log;
}