Rule History

alert tcp $EXTERNAL_NET any -> $SQL_SERVERS $ORACLE_PORTS (msg:"GPL SQL sys.dbms_rectifier_diff.differences buffer overflow attempt"; flow:to_server,established; content:"sys.dbms_rectifier_diff.differences"; nocase; fast_pattern:only; pcre:"/((\w+)[\r\n\s]*\x3a=[\r\n\s]*(\x27[^\x27]{1024,}\x27|\x22[^\x22]{1024,}\x22)[\r\n\s]*\x3b.*missing_rows_oname1[\r\n\s]*=>[\r\n\s]*\2|missing_rows_oname1\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.*sname1[\r\n\s]*=>[\r\n\s]*\2|sname1\s*=>\s*(\x27[^\x27]{1024,}|\x22[^\x22]{1024,})|\(\s*((\x27[^\x27]*\x27|\x22[^\x22]+\x22)\s*,\s*){9}(\x27[^\x27]{1024,}|\x22[^\x22]{1024,}))/si"; reference:url,www.appsecinc.com/Policy/PolicyCheck97.html; classtype:attempted-user; sid:2102686; rev:3; metadata:created_at 2010_09_23, confidence High, signature_severity Major, updated_at 2019_07_26;)