############################################# # mod_security rule ############################################# #SecRuleEngine On SecRuleEngine DetectionOnly SecRequestBodyAccess On SecResponseBodyAccess On SecResponseBodyMimeType (null) text/html text/plain text/xml SecResponseBodyLimit 524288 SecServerSignature "Apache/2.2.0 (Fedora)" SecUploadDir /tmp SecUploadKeepFiles Off SecAuditEngine RelevantOnly SecAuditLogRelevantStatus "^[45]" SecAuditLogType Serial SecAuditLog logs/modsec_audit.log SecAuditLogParts "ABIFHZ" SecArgumentSeparator "&" SecCookieFormat 0 SecRequestBodyInMemoryLimit 131072 SecDebugLog logs/modsec_debug.log SecDebugLogLevel 3 SecDataDir /tmp SecTmpDir /tmp SecRule RESPONSE_STATUS "!^(?:30[12]|[45]\d\d)$" "phase:3,pass,nolog,initcol:resource=%{REQUEST_FILENAME}" ###### Rule Set of http_policy ###### SecDefaultAction "pass,log,status:400,phase:2" SecRule REQUEST_PROTOCOL "!^HTTP/(0\.9|1\.[01])$" \ "t:none, deny,log,auditlog,status:505,msg:'HTTP protocol version is not allowed by policy', severity:'2',id:'960034'" SecRule REQUEST_HEADERS_NAMES "(?:lock-token|translate|if)$" \ "t:lowercase,deny,log,auditlog,status:500,msg:'HTTP header is restricted by policy',id:'960038',severity:'4'" ###### bad_robots ###### SecDefaultAction "log,pass,phase:2,t:lowercase" SecRule REQUEST_HEADERS:User-Agent "(?:\b(?:m(?:ozilla\/4\.0 \(compatible\)|etis)|webtrends security analyzer|pmafind)\b|n(?:-stealth|sauditor|essus|ikto)|b(?:lack ?widow|rutus|ilbo)|(?:jaascoi|paro)s|webinspect|\.nasl)" \ "deny,log,auditlog,status:404,msg:'Request Indicates a Security Scanner Scanned the Site',id:'990002',severity:'2'" SecRule REQUEST_HEADERS_NAMES "\bacunetix-product\b" \ "deny,log,auditlog,status:404,msg:'Request Indicates a Security Scanner Scanned the Site',id:'990901',severity:'2'" SecRule REQUEST_FILENAME "^/nessustest" \ "deny,log,auditlog,status:404,msg:'Request Indicates a Security Scanner Scanned the Site',id:'990902',severity:'2'" SecRule REQUEST_HEADERS:User-Agent "(?:e(?:mail(?:(?:collec|harves|magne)t|(?: extracto|reape)r|siphon|wolf)|(?:collecto|irgrabbe)r|xtractorpro|o browse)|m(?:ozilla\/4\.0 \(compatible; advanced email extractor|ailto:craftbot\@yahoo\.com)|a(?:t(?:tache|hens)|utoemailspider|dsarobot)|w(?:eb(?:emailextrac| by mail)|3mir)|f(?:astlwspider|loodgate)|p(?:cbrowser|ackrat|surf)|(?:digout4uagen|takeou)t|\bdatacha0s\b|hhjhj@yahoo|chinaclaw|rsync|shai|zeus)" \ "deny,log,auditlog,status:404,msg:'Rogue web site crawler',id:'990012',severity:'2'" SecRule REQUEST_HEADERS:User-Agent "(?:\b(?:(?:indy librar|snoop)y|microsoft url control|lynx)\b|mozilla\/2\.0 \(compatible; newt activex; win32\)|w(?:3mirror|get)|download demon|l(?:ibwww|wp)|p(?:avuk|erl)|big brother|autohttp|netants|eCatch|curl)" \ "chain,log,auditlog,msg:'Request Indicates an automated program explored the site',id:'990011',severity:'5'" SecRule REQUEST_HEADERS:User-Agent "!^apache.*perl" ###### generic_attacks ###### SecDefaultAction "log,pass,phase:2,status:500,t:none" # Session fixation SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES "(?:\.cookie\b.*?;\W*?(?:expires|domain)\W*?=|\bhttp-equiv\W+set-cookie\b)" \ "t:htmlEntityDecode,t:lowercase,capture,ctl:auditLogParts=+E,log,auditlog,msg:'Session Fixation. Matched signature <%{TX.0}>',id:'950009',severity:'2'" SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "(?:\.cookie\b.*?;\W*?(?:expires|domain)\W*?=|\bhttp-equiv\W+set-cookie\b)" \ "t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,capture,ctl:auditLogParts=+E,log,auditlog,msg:'Session Fixation. Matched signature <%{TX.0}>',id:'950009',severity:'2'" # Blind SQL injection SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES "(?:\b(?:(?:s(?:ys\.(?:user_(?:(?:t(?:ab(?:_column|le)|rigger)|object|view)s|c(?:onstraints|atalog))|all_tables|tab)|elect\b.{0,40}\b(?:substring|ascii|user))|m(?:sys(?:(?:queri|ac)e|relationship|column|object)s|ysql\.user)|c(?:onstraint_type|harindex)|waitfor\b\W*?\bdelay|attnotnull)\b|(?:locate|instr)\W+\()|\@\@spid\b)" \ "capture,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'Blind SQL Injection Attack. Matched signature <%{TX.0}>',id:'950007',severity:'2'" SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "(?:\b(?:(?:s(?:ys\.(?:user_(?:(?:t(?:ab(?:_column|le)|rigger)|object|view)s|c(?:onstraints|atalog))|all_tables|tab)|elect\b.{0,40}\b(?:substring|ascii|user))|m(?:sys(?:(?:queri|ac)e|relationship|column|object)s|ysql\.user)|c(?:onstraint_type|harindex)|waitfor\b\W*?\bdelay|attnotnull)\b|(?:locate|instr)\W+\()|\@\@spid\b)" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'Blind SQL Injection Attack. Matched signature <%{TX.0}>',id:'950007',severity:'2'" #SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "(?:[\\\(\)\%#]|--)" SecRule REQUEST_FILENAME|ARGS "\b(?:(?:s(?:ys(?:(?:(?:process|tabl)e|filegroup|object)s|c(?:o(?:nstraint|lumn)s|at)|dba|ibm)|ubstr(?:ing)?)|user_(?:(?:(?:constrain|objec)t|tab(?:_column|le)|ind_column|user)s|password|group)|a(?:tt(?:rel|typ)id|ll_objects)|object_(?:(?:nam|typ)e|id)|pg_(?:attribute|class)|column_(?:name|id)|(?:dba|mb)_users|xtype\W+\bchar|rownum)\b|t(?:able_name\b|extpos\W+\())" \ "capture,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'Blind SQL Injection Attack. Matched signature <%{TX.0}>',id:'950904',severity:'2'" SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "\b(?:(?:s(?:ys(?:(?:(?:process|tabl)e|filegroup|object)s|c(?:o(?:nstraint|lumn)s|at)|dba|ibm)|ubstr(?:ing)?)|user_(?:(?:(?:constrain|objec)t|tab(?:_column|le)|ind_column|user)s|password|group)|a(?:tt(?:rel|typ)id|ll_objects)|object_(?:(?:nam|typ)e|id)|pg_(?:attribute|class)|column_(?:name|id)|(?:dba|mb)_users|xtype\W+\bchar|rownum)\b|t(?:able_name\b|extpos\W+\())" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'Blind SQL Injection Attack. Matched signature <%{TX.0}>',id:'950904',severity:'2'" # SQL injection SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES "(?:\b(?:(?:s(?:elect\b(?:.{1,100}?\b(?:(?:length|count|top)\b.{1,100}?\bfrom|from\b.{1,100}?\bwhere)|.*?\b(?:d(?:ump\b.*\bfrom|ata_type)|(?:to_(?:numbe|cha)|inst)r))|p_(?:(?:addextendedpro|sqlexe)c|(?:oacreat|prepar)e|execute(?:sql)?|makewebtask)|ql_(?:longvarchar|variant))|xp_(?:reg(?:re(?:movemultistring|ad)|delete(?:value|key)|enum(?:value|key)s|addmultistring|write)|e(?:xecresultset|numdsn)|(?:terminat|dirtre)e|availablemedia|loginconfig|cmdshell|filelist|makecab|ntsec)|u(?:nion\b.{1,100}?\bselect|tl_(?:file|http))|group\b.*\bby\b.{1,100}?\bhaving|d(?:elete\b\W*?\bfrom|bms_java)|load\b\W*?\bdata\b.*\binfile|(?:n?varcha|tbcreato)r|autonomous_transaction|open(?:rowset|query)|1\s*=\s*1)\b|i(?:n(?:to\b\W*?\b(?:dump|out)file|sert\b\W*?\binto|ner\b\W*?\bjoin)\b|(?:f(?:\b\W*?\(\W*?\bbenchmark|null\b)|snull\b)\W*?\()|(?:having|or|and)\b\s+(?:\d{1,10}|[\'\"][^=]{1,10}[\'\"])\s*[=<>]+|print\b\W*?\@\@|cast\b\W*?\()|(?:;\W*?\b(?:shutdown|drop)|\@\@version)\b|'(?:s(?:qloledb|a)|msdasql|dbo)')" \ "capture,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'SQL Injection Attack. Matched signature <%{TX.0}>',id:'950001',severity:'2'" SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "(?:\b(?:(?:s(?:elect\b(?:.{1,100}?\b(?:(?:length|count|top)\b.{1,100}?\bfrom|from\b.{1,100}?\bwhere)|.*?\b(?:d(?:ump\b.*\bfrom|ata_type)|(?:to_(?:numbe|cha)|inst)r))|p_(?:(?:addextendedpro|sqlexe)c|(?:oacreat|prepar)e|execute(?:sql)?|makewebtask)|ql_(?:longvarchar|variant))|xp_(?:reg(?:re(?:movemultistring|ad)|delete(?:value|key)|enum(?:value|key)s|addmultistring|write)|e(?:xecresultset|numdsn)|(?:terminat|dirtre)e|availablemedia|loginconfig|cmdshell|filelist|makecab|ntsec)|u(?:nion\b.{1,100}?\bselect|tl_(?:file|http))|group\b.*\bby\b.{1,100}?\bhaving|d(?:elete\b\W*?\bfrom|bms_java)|load\b\W*?\bdata\b.*\binfile|(?:n?varcha|tbcreato)r|autonomous_transaction|open(?:rowset|query)|1\s*=\s*1)\b|i(?:n(?:to\b\W*?\b(?:dump|out)file|sert\b\W*?\binto|ner\b\W*?\bjoin)\b|(?:f(?:\b\W*?\(\W*?\bbenchmark|null\b)|snull\b)\W*?\()|(?:having|or|and)\b\s+(?:\d{1,10}|[\'\"][^=]{1,10}[\'\"])\s*[=<>]+|print\b\W*?\@\@|cast\b\W*?\()|(?:;\W*?\b(?:shutdown|drop)|\@\@version)\b|'(?:s(?:qloledb|a)|msdasql|dbo)')" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'SQL Injection Attack. Matched signature <%{TX.0}>',id:'950001',severity:'2'" SecRule REQUEST_FILENAME|ARGS "\b(?:user_(?:(?:object|table|user)s|password|group)|a(?:tt(?:rel|typ)id|ll_objects)|object_(?:(?:nam|typ)e|id)|pg_(?:attribute|class)|column_(?:name|id)|substr(?:ing)?|table_name|mb_users|rownum)\b" \ "capture,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'SQL Injection Attack. Matched signature <%{TX.0}>',id:'950906',severity:'2'" SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "\b(?:user_(?:(?:object|table|user)s|password|group)|a(?:tt(?:rel|typ)id|ll_objects)|object_(?:(?:nam|typ)e|id)|pg_(?:attribute|class)|column_(?:name|id)|substr(?:ing)?|table_name|mb_users|rownum)\b" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'SQL Injection Attack. Matched signature <%{TX.0}>',id:'950906',severity:'2'" SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES|!REQUEST_HEADERS:via "\b(?:coalesce\b|root\@)" \ "capture,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'SQL Injection Attack. Matched signature <%{TX.0}>',id:'950908',severity:'2'" SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer|!REQUEST_HEADERS:via "\b(?:coalesce\b|root\@)" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,t:replaceComments,ctl:auditLogParts=+E,log,auditlog,msg:'SQL Injection Attack. Matched signature <%{TX.0}>',id:'950908',severity:'2'" # XSS SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES|REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "(?:\b(?:(?:type\b\W*?\b(?:text\b\W*?\b(?:j(?:ava)?|ecma|vb)|application\b\W*?\bx-(?:java|vb))script|c(?:opyparentfolder|reatetextrange)|get(?:special|parent)folder)\b|on(?:(?:mo(?:use(?:o(?:ver|ut)|down|move|up)|ve)|key(?:press|down|up)|c(?:hange|lick)|s(?:elec|ubmi)t|(?:un)?load|dragdrop|resize|focus|blur)\b\W*?=|abort\b)|(?:l(?:owsrc\b\W*?\b(?:(?:java|vb)script|shell)|ivescript)|(?:href|url)\b\W*?\b(?:(?:java|vb)script|shell)|background-image|mocha):|s(?:(?:tyle\b\W*=.*\bexpression\b\W*|ettimeout\b\W*?)\(|rc\b\W*?\b(?:(?:java|vb)script|shell|http):)|a(?:ctivexobject\b|lert\b\W*?\())|<(?:(?:body\b.*?\b(?:backgroun|onloa)d|input\b.*?\btype\b\W*?\bimage|script|meta)\b|!\[cdata\[)|(?:\.(?:(?:execscrip|addimpor)t|(?:fromcharcod|cooki)e|innerhtml)|\@import)\b)" \ "capture,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,log,auditlog,msg:'Cross-site Scripting (XSS) Attack. Matched signature <%{TX.0}>',id:'950004',severity:'2'" SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES|REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:Referer "(?:\b(?:(?:type\b\W*?\b(?:text\b\W*?\b(?:j(?:ava)?|ecma|vb)|application\b\W*?\bx-(?:java|vb))script|c(?:opyparentfolder|reatetextrange)|get(?:special|parent)folder)\b|on(?:(?:mo(?:use(?:o(?:ver|ut)|down|move|up)|ve)|key(?:press|down|up)|c(?:hange|lick)|s(?:elec|ubmi)t|(?:un)?load|dragdrop|resize|focus|blur)\b\W*?=|abort\b)|(?:l(?:owsrc\b\W*?\b(?:(?:java|vb)script|shell)|ivescript)|(?:href|url)\b\W*?\b(?:(?:java|vb)script|shell)|background-image|mocha):|s(?:(?:tyle\b\W*=.*\bexpression\b\W*|ettimeout\b\W*?)\(|rc\b\W*?\b(?:(?:java|vb)script|shell|http):)|a(?:ctivexobject\b|lert\b\W*?\())|<(?:(?:body\b.*?\b(?:backgroun|onloa)d|input\b.*?\btype\b\W*?\bimage|script|meta)\b|!\[cdata\[)|(?:\.(?:(?:execscrip|addimpor)t|(?:fromcharcod|cooki)e|innerhtml)|\@import)\b)" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,log,auditlog,msg:'Cross-site Scripting (XSS) Attack. Matched signature <%{TX.0}>',id:'950004',severity:'2'" # File Injection SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES|REQUEST_HEADERS|XML:/* "(?:\b(?:\.(?:ht(?:access|passwd|group)|www_?acl)|global\.asa|httpd\.conf|boot\.ini)\b|\/etc\/)" \ "capture,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,deny,log,auditlog,status:501,msg:'Remote File Access Attempt. Matched signature <%{TX.0}>',id:'950005',severity:'2'" SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES|REQUEST_HEADERS|XML:/* "(?:\b(?:\.(?:ht(?:access|passwd|group)|www_?acl)|global\.asa|httpd\.conf|boot\.ini)\b|\/etc\/)" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,deny,log,auditlog,status:501,msg:'Remote File Access Attempt. Matched signature <%{TX.0}>',id:'950005',severity:'2'" # Command access SecRule REQUEST_FILENAME "\b(?:n(?:map|et|c)|w(?:guest|sh)|cmd(?:32)?|telnet|rcmd|ftp)\.exe\b" \ "capture,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,deny,log,auditlog,status:501,msg:'System Command Access. Matched signature <%{TX.0}>',id:'950002',severity:'2'" # Command injection SecRule ARGS "(?:\b(?:(?:n(?:et(?:\b\W+?\blocalgroup|\.exe)|(?:map|c)\.exe)|t(?:racer(?:oute|t)|elnet\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\.exe|echo\b\W*?\by+)\b|c(?:md(?:(?:32)?\.exe\b|\b\W*?\/c)|d(?:\b\W*?[\\\/]|\W*?\.\.)|hmod.{0,40}?\+.{0,3}x))|[\;\|\`]\W*?\b(?:(?:c(?:h(?:grp|mod|own|sh)|md|pp)|p(?:asswd|ython|erl|ing|s)|n(?:asm|map|c)|f(?:inger|tp)|(?:kil|mai)l|(?:xte)?rm|ls(?:of)?|telnet|uname|echo|id)\b|g(?:\+\+|cc\b))|\/(?:c(?:h(?:grp|mod|own|sh)|pp)|p(?:asswd|ython|erl|ing|s)|n(?:asm|map|c)|f(?:inger|tp)|(?:kil|mai)l|g(?:\+\+|cc)|(?:xte)?rm|ls(?:of)?|telnet|uname|echo|id)(?:[\'\"\|\;\`\-\s]|$))" \ "capture,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,deny,log,auditlog,status:501,msg:'System Command Injection. Matched signature <%{TX.0}>',id:'950006',severity:'2'" SecRule REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:'/^(Cookie|Referer|X-OS-Prefs)$/'|REQUEST_COOKIES|REQUEST_COOKIES_NAMES "(?:\b(?:(?:n(?:et(?:\b\W+?\blocalgroup|\.exe)|(?:map|c)\.exe)|t(?:racer(?:oute|t)|elnet\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\.exe|echo\b\W*?\by+)\b|c(?:md(?:(?:32)?\.exe\b|\b\W*?\/c)|d(?:\b\W*?[\\\/]|\W*?\.\.)|hmod.{0,40}?\+.{0,3}x))|[\;\|\`]\W*?\b(?:(?:c(?:h(?:grp|mod|own|sh)|md|pp)|p(?:asswd|ython|erl|ing|s)|n(?:asm|map|c)|f(?:inger|tp)|(?:kil|mai)l|(?:xte)?rm|ls(?:of)?|telnet|uname|echo|id)\b|g(?:\+\+|cc\b))|\/(?:c(?:h(?:grp|mod|own|sh)|pp)|p(?:asswd|ython|erl|ing|s)|n(?:asm|map|c)|f(?:inger|tp)|(?:kil|mai)l|g(?:\+\+|cc)|(?:xte)?rm|ls(?:of)?|telnet|uname|echo|id)(?:[\'\"\|\;\`\-\s]|$))" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,deny,log,auditlog,status:501,msg:'System Command Injection. Matched signature <%{TX.0}>',id:'950006',severity:'2'" SecRule ARGS \ "(?:(?:[\;\|\`]\W*?\bcc|\bwget)\b|\/cc(?:[\'\"\|\;\`\-\s]|$))" \ "capture,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,deny,log,auditlog,status:501,msg:'System Command Injection. Matched signature <%{TX.0}>',id:'950907',severity:'2'" SecRule "REQUEST_HEADERS|XML:/*|!REQUEST_HEADERS:'/^(Cookie|Referer|X-OS-Prefs|User-Agent)$/'|REQUEST_COOKIES|REQUEST_COOKIES_NAMES" \ "(?:(?:[\;\|\`]\W*?\bcc|\bwget)\b|\/cc(?:[\'\"\|\;\`\-\s]|$))" \ "capture,t:urlDecodeUni,t:htmlEntityDecode,t:lowercase,ctl:auditLogParts=+E,deny,log,auditlog,status:501,msg:'System Command Injection. Matched signature <%{TX.0}>',id:'950907',severity:'2'" # SSI injection SecRule REQUEST_FILENAME|ARGS|ARGS_NAMES "