alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT Oracle BI Publisher Authentication Bypass (CVE-2019-2616)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/xmlpserver/ReportTemplateService.xls"; bsize:37; fast_pattern; http.header_names; content:!"Referer"; http.request_body; content:"|3c 21|DOCTYPE|20|soap|3a|envelope|20|PUBLIC|20 22 2d 2f 2f|B|2f|A|2f|EN|22 20 22|http"; startswith; reference:url,nvd.nist.gov/vuln/detail/CVE-2019-2616; reference:cve,2019-2616; classtype:attempted-admin; sid:2034199; rev:3; metadata:affected_product Web_Server_Applications, created_at 2021_10_15, cve CVE_2019_2616, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_09, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)