1 // Copyright 2021 Code Intelligence GmbH 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package com.example; 16 17 import com.code_intelligence.jazzer.api.FuzzedDataProvider; 18 import com.example.el.UserData; 19 import java.util.logging.Level; 20 import java.util.logging.LogManager; 21 import javax.validation.Validation; 22 import javax.validation.Validator; 23 24 public class ExpressionLanguageInjection { 25 final private static Validator validator = 26 Validation.buildDefaultValidatorFactory().getValidator(); 27 fuzzerInitialize()28 public static void fuzzerInitialize() { 29 LogManager.getLogManager().getLogger("").setLevel(Level.SEVERE); 30 } 31 fuzzerTestOneInput(FuzzedDataProvider data)32 public static void fuzzerTestOneInput(FuzzedDataProvider data) { 33 UserData uncheckedUserData = new UserData(data.consumeRemainingAsString()); 34 validator.validate(uncheckedUserData); 35 } 36 } 37