alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS F5 BIG-IP Authenticated Command Injection (CVE-2025-31644)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/mgmt/tm/"; fast_pattern; http.request_body; content:"|22|save|22|"; content:"|22|file|22 3a|"; pcre:"/^\s*?\x22[^\x22}*?[\x3b\x7c\x24\x60]/R"; reference:url,github.com/mbadanoiu/CVE-2025-31644; reference:cve,2025-31644; classtype:web-application-attack; sid:2062293; rev:1; metadata:affected_product F5, attack_target Server, tls_state TLSDecrypt, created_at 2025_05_13, cve CVE_2025_31644, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, updated_at 2025_05_13, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)