GPL SQL dbms_repcat.generate_replication_support buffer overflow attempt

alert tcp $EXTERNAL_NET any -> $SQL_SERVERS $ORACLE_PORTS (
    msg:"GPL SQL dbms_repcat.generate_replication_support buffer overflow attempt";
    flow:to_server,established;
    content:"dbms_repcat.generate_replication_support"; nocase;
    pcre:"/((\w+)[\r\n\s]*\x3a=[\r\n\s]*(\x27[^\x27]{1024,}\x27|\x22[^\x22]{1024,}\x22)[\r\n\s]*\x3b.*package_prefix[\r\n\s]*=>[\r\n\s]*\2|package_prefix\s*=>\s*(\x27[^\x27]{1024,}|\x22[^\x22]{1024,})|(\w+)[\r\n\s]*\x3a=[\r\n\s]*(\x27[^\x27]{1024,}\x27|\x22[^\x22]{1024,}\x22)[\r\n\s]*\x3b.*procedure_prefix[\r\n\s]*=>[\r\n\s]*\2|procedure_prefix\s*=>\s*(\x27[^\x27]{1024,}|\x22[^\x22]{1024,})|\(\s*((\x27[^\x27]*\x27|\x22[^\x22]+\x22)\s*,\s*){3}(\x27[^\x27]{1024,}|\x22[^\x22]{1024,})|\(\s*((\x27[^\x27]*\x27|\x22[^\x22]+\x22)\s*,\s*){4}(\x27[^\x27]{1024,}|\x22[^\x22]{1024,}))/si";
    reference:url,www.appsecinc.com/Policy/PolicyCheck93.html;
    classtype:attempted-user;
    sid:2102576; rev:7;
    metadata:created_at 2010_09_23, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)