alert tcp any any -> $HOME_NET 541 (
msg:"ET EXPLOIT Fortinet FortiManager Unauthenticated Open Server-Side Channel";
flow:established,to_server;
flowbits:set,ET.FMFG_CVE-2024-47575;
content:"|36 e0 11 00|"; startswith;
content:"get connect_tcp|0d 0a|"; fast_pattern; distance:4;
content:"tcp_port|3d|rsh";
content:"cmd|3d 2f|bin|2f|sh";
content:"localid|3d|0";
reference:url,attackerkb.com/topics/OFBGprmpIE/cve-2024-47575/rapid7-analysis;
classtype:attempted-admin;
sid:2057693; rev:1;
metadata:affected_product FortiManager, attack_target Server, tls_state TLSDecrypt, created_at 2024_11_18, cve CVE_2024_47575, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2024_11_18, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
target:dest_ip;
)