alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS ProjectSend Authentication Bypass Attempt M3 - PHP File Upload Attempt (CVE-2024-11680)"; flow:established,to_server; xbits:isset,ET.ProjectSend.AccountCreation,track ip_dst; http.method; content:"POST"; http.uri; bsize:28; content:"/includes/upload.process.php"; fast_pattern; http.request_body; content:"Content-Disposition|3a 20|form-data|3b 20|name|3d 22|name|22|"; content:"Content-Disposition|3a 20|form-data|3b 20|name|3d 22|file|22 3b 20|filename|3d 22|"; within:200; content:"|3c 3f|"; distance:0; pcre:"/^(?:php|.)/R"; reference:url,github.com/rapid7/metasploit-framework/pull/19531; reference:cve,2024-11680; classtype:attempted-admin; sid:2059746; rev:1; metadata:affected_product ProjectSend, attack_target Web_Server, tls_state TLSDecrypt, created_at 2025_01_29, cve CVE_2024_11680, deployment Perimeter, deployment Internal, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2025_01_29, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)