diff --git a/source/libs/parser/src/parAuthenticator.c b/source/libs/parser/src/parAuthenticator.c
index befc822808c7b50eeaea5753a61bb10ffef81523..7c5fa92b7a94aeb66232fae4999ababc441c0c04 100644
--- a/source/libs/parser/src/parAuthenticator.c
+++ b/source/libs/parser/src/parAuthenticator.c
@@ -108,6 +108,20 @@ static int32_t authQuery(SAuthCxt* pCxt, SNode* pStmt) {
       return authDelete(pCxt, (SDeleteStmt*)pStmt);
     case QUERY_NODE_INSERT_STMT:
       return authInsert(pCxt, (SInsertStmt*)pStmt);
+    case QUERY_NODE_SHOW_DNODES_STMT:
+    case QUERY_NODE_SHOW_MNODES_STMT:
+    case QUERY_NODE_SHOW_MODULES_STMT:
+    case QUERY_NODE_SHOW_QNODES_STMT:
+    case QUERY_NODE_SHOW_SNODES_STMT:
+    case QUERY_NODE_SHOW_BNODES_STMT:
+    case QUERY_NODE_SHOW_CLUSTER_STMT:
+    case QUERY_NODE_SHOW_LICENCES_STMT:
+    case QUERY_NODE_SHOW_VGROUPS_STMT:
+    case QUERY_NODE_SHOW_TRANSACTIONS_STMT:
+    case QUERY_NODE_SHOW_TABLE_DISTRIBUTED_STMT:
+    case QUERY_NODE_SHOW_VNODES_STMT:
+    case QUERY_NODE_SHOW_SCORES_STMT:
+      return !pCxt->pParseCxt->enableSysInfo ? TSDB_CODE_PAR_PERMISSION_DENIED : TSDB_CODE_SUCCESS;
     default:
       break;
   }