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authorThomas Lenz <tlenz@iaik.tugraz.at>2016-11-22 16:06:46 +0100
committerThomas Lenz <tlenz@iaik.tugraz.at>2016-11-22 16:06:46 +0100
commit28cf5bd5c149d76b0097d8bbf86a10080ffb75d1 (patch)
tree90e07ac616e7a25bbe757cbeaa640b91aff83cc4 /id/server/modules/moa-id-module-eIDAS/src/main/java/at
parent0537b6bf727985bc9d5c075071b52999f01f1975 (diff)
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fix bug in eIDAS SAML-engine that does not allow SIGNATURE_RSA_SHAxxx_MGF1 algorithms for XML signatures
Diffstat (limited to 'id/server/modules/moa-id-module-eIDAS/src/main/java/at')
-rw-r--r--id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/Constants.java2
-rw-r--r--id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/config/MOASWSigner.java67
-rw-r--r--id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/MOAWhiteListConfigurator.java96
3 files changed, 161 insertions, 4 deletions
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/Constants.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/Constants.java
index f45b6ffa5..02c9a8f5d 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/Constants.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/Constants.java
@@ -45,7 +45,7 @@ public class Constants {
public static final String eIDAS_SAML_ENGINE_NAME_ID_CLASS = "class";
//default implementations for eIDAS SAML-engine functionality
- public static final String SAML_SIGNING_IMPLENTATION = "eu.eidas.auth.engine.core.impl.SignSW";
+ public static final String SAML_SIGNING_IMPLENTATION = "at.gv.egovernment.moa.id.auth.modules.eidas.config.MOASWSigner";
public static final String SAML_ENCRYPTION_IMPLENTATION = "at.gv.egovernment.moa.id.auth.modules.eidas.config.ModifiedEncryptionSW";
//configuration property keys
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/config/MOASWSigner.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/config/MOASWSigner.java
index 302c12aaa..5cf5e83ec 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/config/MOASWSigner.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/config/MOASWSigner.java
@@ -22,12 +22,22 @@
*/
package at.gv.egovernment.moa.id.auth.modules.eidas.config;
+import java.util.Locale;
import java.util.Map;
+import org.apache.commons.lang.StringUtils;
+import org.apache.xml.security.signature.XMLSignature;
+import org.opensaml.xml.signature.SignatureConstants;
+
+import com.google.common.collect.ImmutableSet;
+
import at.gv.egovernment.moa.id.auth.modules.eidas.Constants;
+import at.gv.egovernment.moa.id.auth.modules.eidas.utils.MOAWhiteListConfigurator;
+import at.gv.egovernment.moaspss.logging.Logger;
import eu.eidas.auth.engine.configuration.SamlEngineConfigurationException;
import eu.eidas.auth.engine.configuration.dom.ConfigurationAdapter;
import eu.eidas.auth.engine.configuration.dom.ConfigurationKey;
+import eu.eidas.auth.engine.configuration.dom.KeyStoreSignatureConfigurator;
import eu.eidas.auth.engine.core.impl.KeyStoreProtocolSigner;
import eu.eidas.samlengineconfig.CertificateConfigurationManager;
@@ -37,20 +47,71 @@ import eu.eidas.samlengineconfig.CertificateConfigurationManager;
*/
public class MOASWSigner extends KeyStoreProtocolSigner {
+ private static Map<String, String> props;
+ private ImmutableSet<String> sigAlgWhiteList = null;
+
+ private static final ImmutableSet<String> ALLOWED_ALGORITHMS_FOR_VERIFYING =
+ ImmutableSet.of(SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA256,
+ SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA384,
+ SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA512,
+ // RIPEMD is allowed to verify
+ SignatureConstants.ALGO_ID_SIGNATURE_RSA_RIPEMD160,
+ SignatureConstants.ALGO_ID_SIGNATURE_ECDSA_SHA256,
+ SignatureConstants.ALGO_ID_SIGNATURE_ECDSA_SHA384,
+ SignatureConstants.ALGO_ID_SIGNATURE_ECDSA_SHA512,
+
+ //Set other algorithms which are not supported by openSAML in default
+ StringUtils.lowerCase(XMLSignature.ALGO_ID_SIGNATURE_RSA_SHA1_MGF1, Locale.ENGLISH),
+ StringUtils.lowerCase(XMLSignature.ALGO_ID_SIGNATURE_RSA_SHA224_MGF1, Locale.ENGLISH),
+ StringUtils.lowerCase(XMLSignature.ALGO_ID_SIGNATURE_RSA_SHA256_MGF1, Locale.ENGLISH),
+ StringUtils.lowerCase(XMLSignature.ALGO_ID_SIGNATURE_RSA_SHA384_MGF1, Locale.ENGLISH),
+ StringUtils.lowerCase(XMLSignature.ALGO_ID_SIGNATURE_RSA_SHA512_MGF1, Locale.ENGLISH));
+
+ private static final ImmutableSet<String> DEFAULT_ALGORITHM_WHITE_LIST =
+ ImmutableSet.of(SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA256,
+ SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA384,
+ SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA512,
+ // RIPEMD is not allowed to sign
+ SignatureConstants.ALGO_ID_SIGNATURE_ECDSA_SHA256,
+ SignatureConstants.ALGO_ID_SIGNATURE_ECDSA_SHA384,
+ SignatureConstants.ALGO_ID_SIGNATURE_ECDSA_SHA512,
+
+ //Set other algorithms which are not supported by openSAML in default
+ StringUtils.lowerCase(XMLSignature.ALGO_ID_SIGNATURE_RSA_SHA256_MGF1, Locale.ENGLISH));
+
public MOASWSigner(Map<String, String> properties) throws SamlEngineConfigurationException {
super(properties);
-
+ props = properties;
+
}
/**
* @param configManager
* @throws SamlEngineConfigurationException
*/
- public MOASWSigner(CertificateConfigurationManager configManager) throws SamlEngineConfigurationException {
- super(ConfigurationAdapter.adapt(configManager).getInstances().get(Constants.eIDAS_SAML_ENGINE_NAME).getConfigurationEntries().get(ConfigurationKey.SIGNATURE_CONFIGURATION.getKey()).getParameters());
+ public MOASWSigner(CertificateConfigurationManager configManager) throws SamlEngineConfigurationException {
+ super(props = ConfigurationAdapter.adapt(configManager).getInstances().get(Constants.eIDAS_SAML_ENGINE_NAME).getConfigurationEntries().get(ConfigurationKey.SIGNATURE_CONFIGURATION.getKey()).getParameters());
}
+ @Override
+ protected ImmutableSet<String> getSignatureAlgorithmWhiteList() {
+ try {
+ if (sigAlgWhiteList == null) {
+ sigAlgWhiteList = MOAWhiteListConfigurator.getAllowedAlgorithms(DEFAULT_ALGORITHM_WHITE_LIST,
+ ALLOWED_ALGORITHMS_FOR_VERIFYING,
+ (new KeyStoreSignatureConfigurator().getSignatureConfiguration(props)).getSignatureAlgorithmWhiteList());
+
+ }
+
+ return sigAlgWhiteList;
+
+ } catch (SamlEngineConfigurationException e) {
+ Logger.warn("Can not parse eIDAS signing configuration." , e);
+ return DEFAULT_ALGORITHM_WHITE_LIST;
+
+ }
+ }
}
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/MOAWhiteListConfigurator.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/MOAWhiteListConfigurator.java
new file mode 100644
index 000000000..7d647ff15
--- /dev/null
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/MOAWhiteListConfigurator.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2014 Federal Chancellery Austria
+ * MOA-ID has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egovernment.moa.id.auth.modules.eidas.utils;
+
+import java.util.Locale;
+import java.util.regex.Pattern;
+
+import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.lang.StringUtils;
+
+import com.google.common.collect.ImmutableSet;
+
+import at.gv.egovernment.moa.id.commons.utils.KeyValueUtils;
+
+/**
+ * @author tlenz
+ *
+ */
+public class MOAWhiteListConfigurator {
+ private static final Pattern WHITE_LIST_SPLITTER = Pattern.compile("[;,]");
+
+
+ public static ImmutableSet<String> getAllowedAlgorithms( ImmutableSet<String> defaultWhiteList,
+ ImmutableSet<String> allowedValues,
+ String algorithmWhiteListValue) {
+ if (StringUtils.isBlank(algorithmWhiteListValue)) {
+ return defaultWhiteList;
+ }
+ ImmutableSet.Builder<String> allowed = ImmutableSet.builder();
+ String[] wlAlgorithms = WHITE_LIST_SPLITTER.split(algorithmWhiteListValue);
+ if (null != wlAlgorithms && wlAlgorithms.length > 0) {
+ return getAllowedAlgorithms(defaultWhiteList, allowedValues, ImmutableSet.<String>copyOf(wlAlgorithms));
+ }
+ return defaultWhiteList;
+ }
+
+
+ public static ImmutableSet<String> getAllowedAlgorithms( ImmutableSet<String> defaultWhiteList,
+ ImmutableSet<String> allowedValues,
+ ImmutableSet<String> candidateValues) {
+ if (CollectionUtils.isEmpty(candidateValues)) {
+ return defaultWhiteList;
+ }
+ ImmutableSet.Builder<String> allowed = ImmutableSet.builder();
+ boolean modified = false;
+ for (String candidateValue : candidateValues) {
+
+ /**FIX:
+ * fix problem with lowerCase and MGF1 signature algorithms
+ *
+ */
+ candidateValue = StringUtils.trimToNull(
+ KeyValueUtils.removeAllNewlineFromString(candidateValue));
+ if (StringUtils.isNotBlank(candidateValue)) {
+ String candidateAlgorithm = StringUtils.lowerCase(candidateValue, Locale.ENGLISH);
+ if (allowedValues.contains(candidateAlgorithm)) {
+ allowed.add(candidateValue);
+ if (!modified && !candidateAlgorithm.equals(candidateValue)) {
+ modified = true;
+ }
+ } else {
+ modified = true;
+ }
+ }
+ }
+ if (!modified) {
+ return candidateValues;
+ }
+ ImmutableSet<String> set = allowed.build();
+ if (set.isEmpty()) {
+ return defaultWhiteList;
+ }
+ return set;
+ }
+
+}