alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT Mi Router 3 Remote Code Execution CVE-2018-13023"; flow:to_server,established; http.method; content:"GET"; http.uri; content:"/cgi-bin/luci/|3b|stok="; fast_pattern; content:"&sns=sns&grant=1&guest_user_id=guid&timeout="; distance:0; reference:url,blog.securityevaluators.com/show-mi-the-vulns-exploiting-command-injection-in-mi-router-3-55c6bcb48f09; reference:cve,2018-13023; classtype:attempted-admin; sid:2030311; rev:2; metadata:affected_product Linux, attack_target IoT, created_at 2020_06_11, cve CVE_2018_13023, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_11, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)