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https://github.com/pgpainless/pgpainless.git
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Add tests for PublicKeyParameterValidation
This commit is contained in:
parent
296f811b7f
commit
35462ab539
GPG key ID:
62BEE9264BF17311
2 changed files with 153 additions and 24 deletions
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@ -12,6 +12,7 @@ import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
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import org.pgpainless.exception.KeyIntegrityException;
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import org.pgpainless.exception.WrongPassphraseException;
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import org.pgpainless.key.info.KeyInfo;
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import org.pgpainless.key.util.PublicKeyParameterValidationUtil;
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import org.pgpainless.util.Passphrase;
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public final class UnlockSecretKey {
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@ -50,6 +51,8 @@ public final class UnlockSecretKey {
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throw new PGPException("Cannot decrypt secret key.");
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}
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PublicKeyParameterValidationUtil.verifyPublicKeyParameterIntegrity(privateKey, secretKey.getPublicKey());
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return privateKey;
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}
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@ -4,7 +4,12 @@
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package investigations;
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import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import java.io.IOException;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.NoSuchAlgorithmException;
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import org.bouncycastle.openpgp.PGPException;
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import org.bouncycastle.openpgp.PGPSecretKey;
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@ -12,8 +17,10 @@ import org.bouncycastle.openpgp.PGPSecretKeyRing;
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import org.junit.jupiter.api.Test;
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import org.pgpainless.PGPainless;
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import org.pgpainless.exception.KeyIntegrityException;
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import org.pgpainless.key.generation.type.rsa.RsaLength;
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import org.pgpainless.key.protection.SecretKeyRingProtector;
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import org.pgpainless.key.protection.UnlockSecretKey;
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import org.pgpainless.key.util.KeyIdUtil;
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import org.pgpainless.util.Passphrase;
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public class ModifiedPublicKeysInvestigation {
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@ -123,35 +130,154 @@ public class ModifiedPublicKeysInvestigation {
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"=lI+G\n" +
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"-----END PGP PRIVATE KEY BLOCK-----\n";
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@Test
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public void investigate() throws IOException {
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("12345678"));
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// created with exploit code by cure53.de
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private static final String INJECTED_KEY = "-----BEGIN PGP PRIVATE KEY BLOCK-----\n" +
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"Version: PGPainless\n" +
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"Comment: F594 D7CC E7D0 1F15 1511 4395 C075 FD34 4B2A D41A\n" +
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"Comment: Juliet <juliet@montague.lit>\n" +
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"\n" +
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"=WEYQ\n" +
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"-----END PGP PRIVATE KEY BLOCK-----";
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@Test
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public void assertModifiedDSAKeyThrowsKeyIntegrityException() throws IOException {
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("12345678"));
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PGPSecretKeyRing dsa = PGPainless.readKeyRing().secretKeyRing(DSA);
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assertThrows(KeyIntegrityException.class, () ->
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UnlockSecretKey.unlockSecretKey(dsa.getSecretKey(KeyIdUtil.fromLongKeyId("b1bd1f049ec87f3d")), protector));
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assertThrows(KeyIntegrityException.class, () ->
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UnlockSecretKey.unlockSecretKey(dsa.getSecretKey(KeyIdUtil.fromLongKeyId("f5ffdf6d71dd5789")), protector));
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}
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@Test
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public void assertModifiedElGamalKeyThrowsKeyIntegrityException() throws IOException {
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("12345678"));
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PGPSecretKeyRing elgamal = PGPainless.readKeyRing().secretKeyRing(ELGAMAL);
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// CHECKSTYLE:OFF
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for (PGPSecretKey secretKey : dsa) {
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try {
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UnlockSecretKey.unlockSecretKey(secretKey, protector);
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System.out.println("No KeyIntegrityException for dsa key " + Long.toHexString(secretKey.getKeyID()));
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} catch (KeyIntegrityException e) {
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System.out.println("KeyIntegrityException for dsa key " + Long.toHexString(secretKey.getKeyID()));
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} catch (PGPException e) {
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System.out.println("Cannot unlock dsa key: " + e.getMessage());
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}
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}
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assertThrows(KeyIntegrityException.class, () ->
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UnlockSecretKey.unlockSecretKey(elgamal.getSecretKey(KeyIdUtil.fromLongKeyId("f5ffdf6d71dd5789")), protector));
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}
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for (PGPSecretKey secretKey : elgamal) {
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try {
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UnlockSecretKey.unlockSecretKey(secretKey, protector);
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System.out.println("No KeyIntegrityException for elgamal key " + Long.toHexString(secretKey.getKeyID()));
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} catch (KeyIntegrityException e) {
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System.out.println("KeyIntegrityException for elgamal key " + Long.toHexString(secretKey.getKeyID()));
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}catch (PGPException e) {
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System.out.println("Cannot unlock elgamal key: " + e.getMessage());
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}
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@Test
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public void assertInjectedKeyRingFailsToUnlockPrimaryKey() throws IOException {
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PGPSecretKeyRing secretKeys = PGPainless.readKeyRing().secretKeyRing(INJECTED_KEY);
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("pass"));
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assertThrows(KeyIntegrityException.class, () ->
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UnlockSecretKey.unlockSecretKey(secretKeys.getSecretKey(), protector));
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}
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@Test
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public void assertCannotUnlockElGamalPrimaryKeyDueToDummyS2K() throws IOException {
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("12345678"));
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PGPSecretKeyRing elgamal = PGPainless.readKeyRing().secretKeyRing(ELGAMAL);
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assertThrows(PGPException.class, () ->
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UnlockSecretKey.unlockSecretKey(elgamal.getSecretKey(KeyIdUtil.fromLongKeyId("5f04acf44fd822b1")), protector));
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}
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@Test
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public void assertUnmodifiedRSAKeyDoesNotThrow() throws PGPException, InvalidAlgorithmParameterException, NoSuchAlgorithmException {
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PGPSecretKeyRing secretKeys = PGPainless.generateKeyRing()
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.simpleRsaKeyRing("Unmodified", RsaLength._4096, "987654321");
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("987654321"));
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for (PGPSecretKey secretKey : secretKeys) {
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assertDoesNotThrow(() ->
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UnlockSecretKey.unlockSecretKey(secretKey, protector));
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}
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}
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@Test
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public void assertUnmodifiedECKeyDoesNotThrow() throws PGPException, InvalidAlgorithmParameterException, NoSuchAlgorithmException {
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PGPSecretKeyRing secretKeys = PGPainless.generateKeyRing()
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.simpleEcKeyRing("Unmodified", "987654321");
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("987654321"));
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for (PGPSecretKey secretKey : secretKeys) {
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assertDoesNotThrow(() ->
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UnlockSecretKey.unlockSecretKey(secretKey, protector));
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}
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}
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@Test
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public void assertUnmodifiedModernKeyDoesNotThrow() throws PGPException, InvalidAlgorithmParameterException, NoSuchAlgorithmException {
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PGPSecretKeyRing secretKeys = PGPainless.generateKeyRing()
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.modernKeyRing("Unmodified", "987654321");
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SecretKeyRingProtector protector = SecretKeyRingProtector.unlockAnyKeyWith(Passphrase.fromPassword("987654321"));
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for (PGPSecretKey secretKey : secretKeys) {
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assertDoesNotThrow(() ->
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UnlockSecretKey.unlockSecretKey(secretKey, protector));
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}
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// CHECKSTYLE:ON
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}
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}
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