alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT DotNetNuke 9.2-9.2.2 Cookie Deserialization Exploit (CVE-2018-15811)"; flow:established,to_server; content:"ExpandedWrapperOfObjectStateFormatterObjectDataProvider"; fast_pattern; http.cookie; content:"DNNPersonalization="; nocase; content:"<profile"; nocase; content:"MethodName"; nocase; distance:0; content:"Deserialize"; nocase; distance:0; content:"MethodParameters"; nocase; distance:0; reference:url,www.exploit-db.com/exploits/48336; reference:cve,2017-9822; reference:cve,2018-15811; reference:cve,2018-18326; reference:cve,2018-18325; reference:cve,2018-15812; classtype:attempted-admin; sid:2034308; rev:1; metadata:attack_target Server, created_at 2021_11_01, cve CVE_2018_15811, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2021_11_01, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)