What is parameter tampering.while package is scanned using checkmarx tool for security reaones.it showing Parameter tampering vulenrability in below cursor at b_table_name in an pkg.
CURSOR c_check_col_exist(b_table_name TABLE_DETAILS.Table_Name%TYPE) IS
SELECT DISTINCT(UPPER(column_name)) AS column_name
FROM all_tab_cols
WHERE UPPER(table_name)= b_table_name;