nginx naxsi_core.rules configuration example for Ubuntu 14.04 LTS (Trusty Tahr)

Get the default configuration file naxsi_core.rules for nginx, optimized for Ubuntu 14.04 LTS (Trusty Tahr). This example configuration ensures optimal compatibility and performance for nginx, making it easy to set up and adjust to meet your needs.

Find and download the configuration file here: /etc/nginx/naxsi_core.rules.

For more configurations and setup guides, visit our related files section to further customize your system.

    ##################################
## INTERNAL RULES IDS:1-10      ##
##################################
#weird_request : 1
#big_body : 2
#no_content_type : 3

#MainRule "str:yesone" "msg:foobar test pattern" "mz:ARGS" "s:$SQL:42" id:1999;

##################################
## SQL Injections IDs:1000-1099 ##
##################################
MainRule "rx:select|union|update|delete|insert|table|from|ascii|hex|unhex" "msg:sql keywords" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1000;
MainRule "str:\"" "msg:double quote" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1001;
MainRule "str:0x" "msg:0x, possible hex encoding" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:2" id:1002;
## Hardcore rules
MainRule "str:/*" "msg:mysql comment (/*)" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:8" id:1003;
MainRule "str:*/" "msg:mysql comment (*/)" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:8" id:1004;
MainRule "str:|" "msg:mysql keyword (|)"  "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:8" id:1005;
MainRule "rx:&&" "msg:mysql keyword (&&)" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:8" id:1006;
## end of hardcore rules
MainRule "str:--" "msg:mysql comment (--)" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1007;
MainRule "str:;" "msg:; in stuff" "mz:BODY|URL|ARGS" "s:$SQL:4" id:1008;
MainRule "str:=" "msg:equal in var, probable sql/xss" "mz:ARGS|BODY" "s:$SQL:2" id:1009;
MainRule "str:(" "msg:parenthesis, probable sql/xss" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1010;
MainRule "str:)" "msg:parenthesis, probable sql/xss" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1011;
MainRule "str:'" "msg:simple quote" "mz:ARGS|BODY|URL|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1013;
MainRule "str:\"" "msg:double quote" "mz:ARGS|BODY|URL|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1014;
MainRule "str:," "msg:, in stuff" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1015;
MainRule "str:#" "msg:mysql comment (#)" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$SQL:4" id:1016;

###############################
## OBVIOUS RFI IDs:1100-1199 ##
###############################
MainRule "str:http://" "msg:html comment tag" "mz:ARGS|BODY|$HEADERS_VAR:Cookie" "s:$RFI:8" id:1100;
MainRule "str:https://" "msg:html comment tag" "mz:ARGS|BODY|$HEADERS_VAR:Cookie" "s:$RFI:8" id:1101;
MainRule "str:ftp://" "msg:html comment tag" "mz:ARGS|BODY|$HEADERS_VAR:Cookie" "s:$RFI:8" id:1102;
MainRule "str:php://" "msg:html comment tag" "mz:ARGS|BODY|$HEADERS_VAR:Cookie" "s:$RFI:8" id:1103;

#######################################
## Directory traversal IDs:1200-1299 ##
#######################################                                          
MainRule "str:.." "msg:html comment tag" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$TRAVERSAL:4" id:1200;
MainRule "str:/etc/passwd" "msg:html comment tag" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$TRAVERSAL:4" id:1202;
MainRule "str:c:\\" "msg:html comment tag" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$TRAVERSAL:4" id:1203;
MainRule "str:cmd.exe" "msg:html comment tag" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$TRAVERSAL:4" id:1204;
MainRule "str:\\" "msg:html comment tag" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$TRAVERSAL:4" id:1205;
#MainRule "str:/" "msg:slash in args" "mz:ARGS|BODY|$HEADERS_VAR:Cookie" "s:$TRAVERSAL:2" id:1206;
########################################
## Cross Site Scripting IDs:1300-1399 ##
########################################
MainRule "str:<" "msg:html open tag" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1302;
MainRule "str:>" "msg:html close tag" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1303;
MainRule "str:'" "msg:simple quote" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1306;
MainRule "str:\"" "msg:double quote" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1307;
MainRule "str:(" "msg:parenthesis" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1308;
MainRule "str:)" "msg:parenthesis" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1309;
MainRule "str:[" "msg:html close comment tag" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$XSS:4" id:1310;
MainRule "str:]" "msg:html close comment tag" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$XSS:4" id:1311;
MainRule "str:~" "msg:html close comment tag" "mz:BODY|URL|ARGS|$HEADERS_VAR:Cookie" "s:$XSS:4" id:1312;
MainRule "str:;" "msg:semi coma" "mz:ARGS|URL|BODY" "s:$XSS:8" id:1313;
MainRule "str:`"  "msg:grave accent !" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1314;
MainRule "rx:%[2|3]."  "msg:double encoding !" "mz:ARGS|URL|BODY|$HEADERS_VAR:Cookie" "s:$XSS:8" id:1315;

####################################
## Evading tricks IDs: 1400-1500 ##
####################################
MainRule "str:&#" "msg: utf7/8 encoding" "mz:ARGS|BODY|URL|$HEADERS_VAR:Cookie" "s:$EVADE:4" id:1400;
MainRule "str:%U" "msg: M$ encoding" "mz:ARGS|BODY|URL|$HEADERS_VAR:Cookie" "s:$EVADE:4" id:1401;
MainRule negative "rx:multipart/form-data|application/x-www-form-urlencoded" "msg:Content is neither mulipart/x-www-form.." "mz:$HEADERS_VAR:Content-type" "s:$EVADE:4" id:1402;

#############################
## File uploads: 1500-1600 ##
#############################
MainRule "rx:.ph*|.asp*" "msg:asp/php file upload!" "mz:FILE_EXT" "s:$UPLOAD:8" id:1500;

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