alert tcp $EXTERNAL_NET any -> $HOME_NET 42 (msg:"GPL DELETED WINS overflow attempt"; flow:to_server,established; byte_test:1,&,64,6; byte_test:1,&,32,6; byte_test:1,&,16,6; byte_test:1,&,8,6; pcre:!"/^.{8}(\x05\x37(\x1E[\x90-\xFF]|[\x1F-\x2F].|\x30[\x00-\x70])|\x00\x00\x00[\x00-\x65]|\x02\x68\x05\xC0)/s"; reference:bugtraq,11763; reference:cve,2004-1080; reference:url,www.immunitysec.com/downloads/instantanea.pdf; reference:url,www.microsoft.com/technet/security/bulletin/MS04-045.mspx; classtype:misc-attack; sid:2103017; rev:8; metadata:created_at 2010_09_23, signature_severity Unknown, updated_at 2019_07_26;)