diff --git a/core/modules/migrate_drupal/src/Plugin/migrate/source/d8/Config.php b/core/modules/migrate_drupal/src/Plugin/migrate/source/d8/Config.php
new file mode 100644
index 000000000000..df3311f5fcd8
--- /dev/null
+++ b/core/modules/migrate_drupal/src/Plugin/migrate/source/d8/Config.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace Drupal\migrate_drupal\Plugin\migrate\source\d8;
+
+use Drupal\migrate\Row;
+use Drupal\migrate_drupal\Plugin\migrate\source\DrupalSqlBase;
+
+/**
+ * Drupal config source from database.
+ *
+ * @MigrateSource(
+ *   id = "d8_config"
+ * )
+ */
+class Config extends DrupalSqlBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function query() {
+    $query = $this->select('config', 'c')
+      ->fields('c', array('collection', 'name', 'data'));
+    if (!empty($this->configuration['collections'])) {
+      $query->condition('collection', (array) $this->configuration['collections'], 'IN');
+    }
+    if (!empty($this->configuration['names'])) {
+      $query->condition('name', (array) $this->configuration['names'], 'IN');
+    }
+    return $query;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function prepareRow(Row $row) {
+    $row->setSourceProperty('data', unserialize($row->getSourceProperty('data')));
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function fields() {
+    return [
+      'collection' => $this->t('The config object collection.'),
+      'name' => $this->t('The config object name.'),
+      'data' => $this->t('Serialized configuration object data.'),
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getIds() {
+    $ids['collection']['type'] = 'string';
+    $ids['name']['type'] = 'string';
+    return $ids;
+  }
+
+}
diff --git a/core/modules/migrate_drupal/tests/src/Kernel/Plugin/migrate/source/d8/ConfigTest.php b/core/modules/migrate_drupal/tests/src/Kernel/Plugin/migrate/source/d8/ConfigTest.php
new file mode 100644
index 000000000000..20b80957db32
--- /dev/null
+++ b/core/modules/migrate_drupal/tests/src/Kernel/Plugin/migrate/source/d8/ConfigTest.php
@@ -0,0 +1,115 @@
+<?php
+
+namespace Drupal\Tests\migrate_drupal\Kernel\Plugin\migrate\source\d8;
+
+use Drupal\Tests\migrate\Kernel\MigrateSqlSourceTestBase;
+
+/**
+ * Tests the config source plugin.
+ *
+ * @covers \Drupal\migrate_drupal\Plugin\migrate\source\d8\Config
+ * @group migrate_drupal
+ */
+class ConfigTest extends MigrateSqlSourceTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['migrate_drupal'];
+
+  /**
+   * {@inheritdoc}
+   */
+  public function providerSource() {
+    $data = [];
+
+    // The source database tables.
+    $data[0]['source_data'] = [
+      'config' => [
+        [
+          'collection' => 'language.af',
+          'name' => 'user.settings',
+          'data' => 'a:1:{s:9:"anonymous";s:14:"af - Anonymous";}',
+        ],
+        [
+          'collection' => '',
+          'name' => 'user.settings',
+          'data' => 'a:1:{s:9:"anonymous";s:9:"Anonymous";}',
+        ],
+        [
+          'collection' => 'language.de',
+          'name' => 'user.settings',
+          'data' => 'a:1:{s:9:"anonymous";s:14:"de - Anonymous";}',
+        ],
+        [
+          'collection' => 'language.af',
+          'name' => 'bar',
+          'data' => 'b:0;',
+        ],
+      ],
+    ];
+
+    // The expected results.
+    $data[0]['expected_results'] = [
+      [
+        'collection' => 'language.af',
+        'name' => 'user.settings',
+        'data' => [
+          'anonymous' => 'af - Anonymous',
+        ],
+      ],
+      [
+        'collection' => 'language.af',
+        'name' => 'bar',
+        'data' => FALSE,
+      ],
+    ];
+    $data[0]['expected_count'] = NULL;
+    $data[0]['configuration'] = [
+      'names' => [
+        'user.settings',
+        'bar',
+      ],
+      'collections' => [
+        'language.af',
+      ]
+    ];
+
+    // Test with name and no collection in configuration.
+    $data[1]['source_data'] = $data[0]['source_data'];
+    $data[1]['expected_results'] = [
+      [
+        'collection' => 'language.af',
+        'name' => 'bar',
+        'data' => FALSE,
+      ],
+    ];
+    $data[1]['expected_count'] = NULL;
+    $data[1]['configuration'] = [
+      'names' => [
+        'bar',
+      ],
+    ];
+
+    // Test with collection and no name in configuration.
+    $data[2]['source_data'] = $data[0]['source_data'];
+    $data[2]['expected_results'] = [
+      [
+        'collection' => 'language.de',
+        'name' => 'user.settings',
+        'data' => [
+          'anonymous' => 'de - Anonymous',
+        ],
+      ],
+    ];
+    $data[2]['expected_count'] = NULL;
+    $data[2]['configuration'] = [
+      'collections' => [
+        'language.de',
+      ],
+    ];
+
+    return $data;
+  }
+
+}