alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"GPL RPC yppasswd new password overflow attempt UDP"; content:"|00 01 86 A9|"; depth:4; offset:12; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_jump:4,0,relative,align; byte_jump:4,0,relative,align; byte_test:4,>,64,0,relative; content:"|00 00 00 00|"; depth:4; offset:4; reference:bugtraq,2763; reference:cve,2001-0779; classtype:rpc-portmap-decode; sid:2102029; rev:7; metadata:created_at 2010_09_23, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)