mirror of https://github.com/google/oss-fuzz.git
50 lines
2.1 KiB
Java
50 lines
2.1 KiB
Java
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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////////////////////////////////////////////////////////////////////////////////
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import com.code_intelligence.jazzer.api.FuzzedDataProvider;
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import com.code_intelligence.jazzer.api.FuzzerSecurityIssueHigh;
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import org.springframework.security.crypto.bcrypt.BCrypt;
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import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
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public class BCryptPasswordEncoderFuzzer {
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public static void fuzzerTestOneInput(FuzzedDataProvider data) {
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BCryptPasswordEncoder.BCryptVersion bCryptVersion = data.pickValue(new BCryptPasswordEncoder.BCryptVersion[]
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{BCryptPasswordEncoder.BCryptVersion.$2A, BCryptPasswordEncoder.BCryptVersion.$2B, BCryptPasswordEncoder.BCryptVersion.$2Y});
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BCryptPasswordEncoder encoder;
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try {
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if (data.consumeBoolean()) {
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encoder = new BCryptPasswordEncoder(bCryptVersion);
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} else {
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// using MAX_LOG_ROUNDS will slow down the fuzz test
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encoder = new BCryptPasswordEncoder(bCryptVersion, data.consumeInt(-1, 10));
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}
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} catch (IllegalArgumentException ignored) {
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return;
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}
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String password = data.consumeRemainingAsString();
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if (password.isEmpty()) {
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return;
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}
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String result = encoder.encode(password);
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if (!encoder.matches(password, result)) {
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throw new FuzzerSecurityIssueHigh("Password `" + password + "` does not match encoded one `" + result + "`");
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}
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}
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}
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