diff --git a/services/distributeddataservice/service/object/src/object_asset_machine.cpp b/services/distributeddataservice/service/object/src/object_asset_machine.cpp
index 6d1d11fb71cf86609a5b6c0df42cf0befe6ed635..4bb56de3d08f4608916d250467e34ab28bd5d0ac 100644
--- a/services/distributeddataservice/service/object/src/object_asset_machine.cpp
+++ b/services/distributeddataservice/service/object/src/object_asset_machine.cpp
@@ -133,7 +133,8 @@ static const DFAAction AssetDFA[STATUS_BUTT][EVENT_BUTT] = {
 int32_t ObjectAssetMachine::DFAPostEvent(AssetEvent eventId, ChangedAssetInfo& changedAssetInfo, Asset& asset,
     const std::pair<std::string, Asset>& newAsset)
 {
-    if (eventId < 0 || eventId >= EVENT_BUTT) {
+    if (eventId < 0 || eventId >= EVENT_BUTT || changedAssetInfo.status >= STATUS_BUTT) {
+        ZLOGE("invalid parameters, eventId: %{public}d, status:%{public}d", eventId, changedAssetInfo.status);
         return GeneralError::E_ERROR;
     }
 
diff --git a/services/distributeddataservice/service/test/object_asset_machine_test.cpp b/services/distributeddataservice/service/test/object_asset_machine_test.cpp
index 1f09e90d6afe091208bac6780879060afa580b36..b772f24502add641ae09bc150622a42d093bc4b1 100644
--- a/services/distributeddataservice/service/test/object_asset_machine_test.cpp
+++ b/services/distributeddataservice/service/test/object_asset_machine_test.cpp
@@ -75,6 +75,7 @@ void ObjectAssetMachineTest::SetUp()
     storeInfo_ = storeInfo;
     ChangedAssetInfo changedAssetInfo(asset, AssetBindInfo, storeInfo);
     changedAssets_[uri_] = changedAssetInfo;
+    changedAssets_[uri_].status = STATUS_STABLE;
     if (machine == nullptr) {
         machine = std::make_shared<ObjectAssetMachine>();
         auto executors = std::make_shared<ExecutorPool>(2, 1);
@@ -174,6 +175,26 @@ HWTEST_F(ObjectAssetMachineTest, DFAPostEvent001, TestSize.Level0)
     ASSERT_EQ(ret, GeneralError::E_ERROR);
 }
 
+/**
+* @tc.name: DFAPostEvent001
+* @tc.desc: DFAPostEvent invalid status test
+* @tc.type: FUNC
+*/
+HWTEST_F(ObjectAssetMachineTest, DFAPostEvent002, TestSize.Level0)
+{
+    Asset asset{
+        .name = "test_name",
+        .uri = uri_,
+        .modifyTime = "modifyTime1",
+        .size = "size1",
+        .hash = "modifyTime1_size1",
+    };
+    std::pair<std::string, Asset> changedAsset{ "device_2", asset };
+    changedAssets_[uri_].status = DistributedData::STATUS_NO_CHANGE;
+    auto ret = machine->DFAPostEvent(UPLOAD, changedAssets_[uri_], asset, changedAsset);
+    ASSERT_EQ(ret, GeneralError::E_ERROR);
+}
+
 /**
 * @tc.name: StatusUpload001
 * @tc.desc: No conflict scenarios: normal cloud sync.