alert tcp $EXTERNAL_NET any -> $HOME_NET 119 (msg:"GPL MISC NNTP newgroup overflow attempt"; flow:established,to_server; content:"newgroup"; nocase; isdataat:21,relative; pcre:"/^newgroup\x3a[^\n]{21}/smi"; reference:bugtraq,9382; reference:cve,2004-0045; classtype:attempted-admin; sid:2102430; rev:7; metadata:created_at 2010_09_23, confidence Medium, signature_severity Informational, updated_at 2024_03_08;)