139 lines
6.7 KiB
Java
139 lines
6.7 KiB
Java
/*
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* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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* @summary Validation of signatures succeed when it should fail
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* @bug 6896700
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*/
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import java.io.InputStream;
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import java.io.ByteArrayInputStream;
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import java.security.cert.Certificate;
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import java.security.cert.CertificateFactory;
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import java.security.PublicKey;
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import java.security.SignatureException;
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public class InvalidBitString {
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// Test cert for CN=CA
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static String signerCertStr =
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"-----BEGIN CERTIFICATE-----\n" +
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"MIIBtDCCAR2gAwIBAgIEemxRHjANBgkqhkiG9w0BAQUFADANMQswCQYDVQQDEwJDQTAeFw0xMDA2\n" +
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"MDMwODA2MjlaFw0xMDA5MDEwODA2MjlaMA0xCzAJBgNVBAMTAkNBMIGfMA0GCSqGSIb3DQEBAQUA\n" +
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"A4GNADCBiQKBgQCp2G7pGwMOw4oM7zFFeRKrByuPLNAXClGsh+itdRiOeUgEby6OB9IAgXm93086\n" +
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"Z9dWCfRYbzJbDRSnUE7FS1iQsIRIeOEuFMIMogcBK+sOf364ONwMXsI4gtYVmxn4BaaajVWt6C/g\n" +
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"FBGZQxp81aORDyUIrlCkMIxhZBSsNPIJYwIDAQABoyEwHzAdBgNVHQ4EFgQUKrvzNhJmdKoqq2li\n" +
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"utCzKkwA1N0wDQYJKoZIhvcNAQEFBQADgYEAEIaegsW7fWWjXk4YOMlcl893vx6tnU8ThuQSjwGI\n" +
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"rIs93sBYuY7lQIpQw8+XM89WT1XuBB6R2SsnxeW+gHtsU/EE6iJJAEMeCILwEGUL02blwHBQWmpa\n" +
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"i3YeGXw+IFe/4OAysPT7ZRbUb7mPt37Ht6hIjain71ShR5anXIuawVE=\n" +
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"-----END CERTIFICATE-----\n";
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// Test cert for CN=A, happens to have a zero at the beginning of signature
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static String normalCertStr =
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"-----BEGIN CERTIFICATE-----\n" +
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"MIIB1DCCAT2gAwIBAgIEae+u1TANBgkqhkiG9w0BAQUFADANMQswCQYDVQQDEwJDQTAeFw0xMDA2\n" +
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"MDMwODA2NTNaFw0xMDA5MDEwODA2NTNaMAwxCjAIBgNVBAMTAUEwgZ8wDQYJKoZIhvcNAQEBBQAD\n" +
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"gY0AMIGJAoGBAKZ7C6bC8AJmXIRNwuPJcgIPW1ygN3rE5PIKPAkeK/dYnPmUJNuiSxOFPJCrLMuL\n" +
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"sweQh82Dq/viu+KBb27xVzJ4pK02fbcWdJDo7cIms0Wm+HckK5myA6xmqnpmPOjb/vWCLE6pN2Xg\n" +
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"pJyrdeWV77eBvqE9OiCsMTP8WgHI9zLvAgMBAAGjQjBAMB0GA1UdDgQWBBTtIKqCHnL9QeFn+YrX\n" +
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"+k00NUk9mjAfBgNVHSMEGDAWgBQqu/M2EmZ0qiqraWK60LMqTADU3TANBgkqhkiG9w0BAQUFAAOB\n" +
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"gQAAOcQsEruDAY/z3eXJ7OtWSZlLC0yTVNVdUVNLQ58xNqPrmKNBXNpj/72N8xrTB++ApW+DLgLy\n" +
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"cwGU5PVRtsYeiV6prUkpqUf62SQgwI4guAQy1ileeP1CNQJI3cHQExMAHvQT8fJtlD0WZD3nfesq\n" +
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"mmQDOpoJLkmO/73Z7IibVA==\n" +
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"-----END CERTIFICATE-----\n";
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// normalCertStr with an extra zero at the beginning of signature
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static String longerCertStr =
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"-----BEGIN CERTIFICATE-----\n" +
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"MIIB1TCCAT2gAwIBAgIEae+u1TANBgkqhkiG9w0BAQUFADANMQswCQYDVQQDEwJDQTAeFw0xMDA2\n" +
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"MDMwODA2NTNaFw0xMDA5MDEwODA2NTNaMAwxCjAIBgNVBAMTAUEwgZ8wDQYJKoZIhvcNAQEBBQAD\n" +
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"gY0AMIGJAoGBAKZ7C6bC8AJmXIRNwuPJcgIPW1ygN3rE5PIKPAkeK/dYnPmUJNuiSxOFPJCrLMuL\n" +
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"sweQh82Dq/viu+KBb27xVzJ4pK02fbcWdJDo7cIms0Wm+HckK5myA6xmqnpmPOjb/vWCLE6pN2Xg\n" +
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"pJyrdeWV77eBvqE9OiCsMTP8WgHI9zLvAgMBAAGjQjBAMB0GA1UdDgQWBBTtIKqCHnL9QeFn+YrX\n" +
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"+k00NUk9mjAfBgNVHSMEGDAWgBQqu/M2EmZ0qiqraWK60LMqTADU3TANBgkqhkiG9w0BAQUFAAOB\n" +
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"ggAAADnELBK7gwGP893lyezrVkmZSwtMk1TVXVFTS0OfMTaj65ijQVzaY/+9jfMa0wfvgKVvgy4C\n" +
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"8nMBlOT1UbbGHoleqa1JKalH+tkkIMCOILgEMtYpXnj9QjUCSN3B0BMTAB70E/HybZQ9FmQ9533r\n" +
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"KppkAzqaCS5Jjv+92eyIm1Q=\n" +
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"-----END CERTIFICATE-----\n";
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// normalCertStr without the initial zero at the beginning of signature
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static String shorterCertStr =
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"-----BEGIN CERTIFICATE-----\n" +
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"MIIB0zCCAT2gAwIBAgIEae+u1TANBgkqhkiG9w0BAQUFADANMQswCQYDVQQDEwJDQTAeFw0xMDA2\n" +
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"MDMwODA2NTNaFw0xMDA5MDEwODA2NTNaMAwxCjAIBgNVBAMTAUEwgZ8wDQYJKoZIhvcNAQEBBQAD\n" +
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"gY0AMIGJAoGBAKZ7C6bC8AJmXIRNwuPJcgIPW1ygN3rE5PIKPAkeK/dYnPmUJNuiSxOFPJCrLMuL\n" +
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"sweQh82Dq/viu+KBb27xVzJ4pK02fbcWdJDo7cIms0Wm+HckK5myA6xmqnpmPOjb/vWCLE6pN2Xg\n" +
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"pJyrdeWV77eBvqE9OiCsMTP8WgHI9zLvAgMBAAGjQjBAMB0GA1UdDgQWBBTtIKqCHnL9QeFn+YrX\n" +
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"+k00NUk9mjAfBgNVHSMEGDAWgBQqu/M2EmZ0qiqraWK60LMqTADU3TANBgkqhkiG9w0BAQUFAAOB\n" +
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"gAA5xCwSu4MBj/Pd5cns61ZJmUsLTJNU1V1RU0tDnzE2o+uYo0Fc2mP/vY3zGtMH74Clb4MuAvJz\n" +
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"AZTk9VG2xh6JXqmtSSmpR/rZJCDAjiC4BDLWKV54/UI1AkjdwdATEwAe9BPx8m2UPRZkPed96yqa\n" +
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"ZAM6mgkuSY7/vdnsiJtU\n" +
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"-----END CERTIFICATE-----\n";
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public static void main(String args[]) throws Exception {
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Certificate signer = generate(signerCertStr);
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// the valid certificate
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Certificate normal = generate(normalCertStr);
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// the invalid certificate with extra signature bits
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Certificate longer = generate(longerCertStr);
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// the invalid certificate without enough signature bits
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Certificate shorter = generate(shorterCertStr);
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if (!test(normal, signer, " normal", true) ||
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!test(longer, signer, " longer", false) ||
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!test(shorter, signer, "shorter", false)) {
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throw new Exception("Test failed.");
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}
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}
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private static Certificate generate(String certStr) throws Exception {
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InputStream is = null;
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try {
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CertificateFactory cf = CertificateFactory.getInstance("X.509");
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is = new ByteArrayInputStream(certStr.getBytes());
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return cf.generateCertificate(is);
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} finally {
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if (is != null) {
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is.close();
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}
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}
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}
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private static boolean test(Certificate target, Certificate signer,
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String title, boolean expected) throws Exception {
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System.out.print("Checking " + title + ": expected: " +
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(expected ? " verified" : "NOT verified"));
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boolean actual;
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try {
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PublicKey pubKey = signer.getPublicKey();
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target.verify(pubKey);
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actual = true;
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} catch (SignatureException se) {
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actual = false;
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}
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System.out.println(", actual: " +
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(actual ? " verified" : "NOT verified"));
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return actual == expected;
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}
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}
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