alert tcp $EXTERNAL_NET any -> $HOME_NET 1024:65535 (msg:"ET EXPLOIT CA Brightstor ARCServe caloggerd DoS"; flow:established,to_server; content:"|00 06 09 82|"; offset:16; depth:4; content:"|00 00 00 01 00 00 00 00 00 00 00 00|"; within:12; reference:url,www.milw0rm.com/exploits/3939; classtype:attempted-dos; sid:2003750; rev:4; metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)