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Unknown bind DN using LDAP anonymous bind aka bind type none (#15546) 

Closes #15497
This commit is contained in:
rmartinc 2022-11-23 10:23:46 +01:00 committed by GitHub
parent 18381ecd2e
commit b7188c3891
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 15 additions and 5 deletions
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2
federation/ldap/src/main/java/org/keycloak/services/managers/LDAPServerCapabilitiesManager.java
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@ -82,7 +82,7 @@ public class LDAPServerCapabilitiesManager {
// If AUTHENTICATION action is executed add also dn and credentials to configuration
// LDAPContextManager is responsible for correct order of addition of credentials to context in case
// tls is true
if (config.getBindDn() == null || config.getBindDn().isEmpty()) {
if ((config.getBindDn() == null || config.getBindDn().isEmpty()) && LDAPConstants.AUTH_TYPE_SIMPLE.equals(config.getAuthType())) {
logger.error("Unknown bind DN");
return false;
}

5
federation/ldap/src/main/java/org/keycloak/storage/ldap/idm/store/ldap/LDAPContextManager.java
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@ -76,7 +76,7 @@ public final class LDAPContextManager implements AutoCloseable {
if (vaultCharSecret != null && !ldapConfig.isStartTls()) {
connProp.put(SECURITY_CREDENTIALS, vaultCharSecret.getAsArray()
.orElse(ldapConfig.getBindCredential().toCharArray()));
.orElse(ldapConfig.getBindCredential() != null? ldapConfig.getBindCredential().toCharArray() : null));
}
}
@ -90,7 +90,8 @@ public final class LDAPContextManager implements AutoCloseable {
}
tlsResponse = startTLS(ldapContext, ldapConfig.getAuthType(), ldapConfig.getBindDN(),
vaultCharSecret.getAsArray().orElse(ldapConfig.getBindCredential().toCharArray()), sslSocketFactory);
vaultCharSecret.getAsArray().orElse(ldapConfig.getBindCredential() != null? ldapConfig.getBindCredential().toCharArray() : null),
sslSocketFactory);
// Exception should be already thrown by LDAPContextManager.startTLS if "startTLS" could not be established, but rather do some additional check
if (tlsResponse == null) {

2
testsuite/integration-arquillian/tests/base/src/main/java/org/keycloak/testsuite/util/LDAPRule.java
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@ -232,6 +232,8 @@ public class LDAPRule extends ExternalResource {
switch (defaultProperties.getProperty(LDAPEmbeddedServer.PROPERTY_ENABLE_ANONYMOUS_ACCESS)) {
case "true":
config.put(LDAPConstants.AUTH_TYPE, LDAPConstants.AUTH_TYPE_NONE);
config.remove(LDAPConstants.BIND_DN);
config.remove(LDAPConstants.BIND_CREDENTIAL);
break;
default:
// Default to username + password LDAP authentication method

11
testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/admin/UserFederationLdapConnectionTest.java
View File

@ -54,7 +54,7 @@ public class UserFederationLdapConnectionTest extends AbstractAdminTest {
assertStatus(response, 400);
// Connection success
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_CONNECTION, "ldap://localhost:10389", "foo", "bar", "false", null, "false", LDAPConstants.AUTH_TYPE_NONE));
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_CONNECTION, "ldap://localhost:10389", null, null, "false", null, "false", LDAPConstants.AUTH_TYPE_NONE));
assertStatus(response, 204);
// Bad authentication
@ -69,6 +69,10 @@ public class UserFederationLdapConnectionTest extends AbstractAdminTest {
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_AUTHENTICATION, "ldap://localhost:10389", "uid=admin,ou=system", "${vault.ldap_bindCredential}", "false", null));
assertStatus(response, 204);
// Authentication success anonymous bind
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_AUTHENTICATION, "ldap://localhost:10389", null, null, "false", null, "false", LDAPConstants.AUTH_TYPE_NONE));
assertStatus(response, 204);
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_AUTHENTICATION, "ldap://localhost:10389", "uid=admin,ou=system", "${vault.ldap_bindCredential}", "false", null));
assertStatus(response, 204);
@ -81,7 +85,7 @@ public class UserFederationLdapConnectionTest extends AbstractAdminTest {
@Test
public void testLdapConnectionsSsl() {
Response response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_CONNECTION, "ldaps://localhost:10636", "foo", "bar", "false", null, null, LDAPConstants.AUTH_TYPE_NONE));
Response response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_CONNECTION, "ldaps://localhost:10636", null, null, "false", null, null, LDAPConstants.AUTH_TYPE_NONE));
assertStatus(response, 204);
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_CONNECTION, "ldaps://localhostt:10636", "foo", "bar", "false", null));
@ -96,6 +100,9 @@ public class UserFederationLdapConnectionTest extends AbstractAdminTest {
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_AUTHENTICATION, "ldaps://localhost:10636", "uid=admin,ou=system", "secret", "true", "10000"));
assertStatus(response, 204);
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_AUTHENTICATION, "ldaps://localhost:10636", null, null, "false", null, "false", LDAPConstants.AUTH_TYPE_NONE));
assertStatus(response, 204);
// Authentication success with bindCredential from Vault
response = realm.testLDAPConnection(new TestLdapConnectionRepresentation(LDAPServerCapabilitiesManager.TEST_AUTHENTICATION, "ldaps://localhost:10636", "uid=admin,ou=system", "${vault.ldap_bindCredential}", "true", null));
assertStatus(response, 204);