alert http $EXTERNAL_NET any -> any any (msg:"ET EXPLOIT Possible AVCON6 Video Conferencing System RCE (Inbound)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/login.action?redirect:${%23a%3d(new%20java.lang.%22"; startswith; fast_pattern; content:"http"; distance:0; reference:url,unit42.paloaltonetworks.com/mirai-variant-echobot-resurfaces-with-13-previously-unexploited-vulnerabilities/; classtype:attempted-admin; sid:2029157; rev:3; metadata:affected_product Linux, attack_target IoT, created_at 2019_12_16, deployment Perimeter, confidence Medium, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_13;)