alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET ACTIVEX Sun Java Runtime New Plugin Docbase Buffer Overflow Attempt"; flow:established,to_client; content:"CAFEEFAC-DEC7-0000-0000-ABCDEFFEDCBA"; nocase; content:"launchjnlp"; fast_pattern; nocase; distance:0; content:"docbase"; nocase; distance:0; content:"value=|22|"; nocase; distance:0; isdataat:257,relative; content:!"|0A|"; within:257; reference:bid,44023; reference:cve,2010-3552; classtype:attempted-user; sid:2012641; rev:3; metadata:created_at 2011_04_06, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)