alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS phpBB3 registration (Step3 GET)"; flow:established,to_server; flowbits:set,ET.phpBB3_test; flowbits:set,ET.phpBB3_register_stage3; flowbits:noalert; http.method; content:"GET"; nocase; http.uri; content:"/ucp.php"; fast_pattern; nocase; content:"mode=confirm"; content:"confirm_id="; content:"type="; classtype:attempted-user; sid:2010892; rev:5; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2024_03_17;)