diff --git a/src/databricks/labs/ucx/assessment/crawlers.py b/src/databricks/labs/ucx/assessment/crawlers.py
index 6594373c55..0d1a324a88 100644
--- a/src/databricks/labs/ucx/assessment/crawlers.py
+++ b/src/databricks/labs/ucx/assessment/crawlers.py
@@ -31,6 +31,7 @@
 _AZURE_SP_CONF_FAILURE_MSG = "Uses azure service principal credentials config in"
 _SECRET_LIST_LENGTH = 3
 _CLIENT_ENDPOINT_LENGTH = 6
+_INIT_SCRIPT_DBFS_PATH = 2
 
 
 @dataclass
@@ -86,13 +87,14 @@ class GlobalInitScriptInfo:
 
 def _get_init_script_data(w, init_script_info):
     if init_script_info.dbfs:
-        file_api_format_destination = init_script_info.dbfs.destination.split(":")[1]
-        if file_api_format_destination:
-            try:
-                data = w.dbfs.read(file_api_format_destination).data
-                return base64.b64decode(data).decode("utf-8")
-            except Exception:
-                return None
+        if len(init_script_info.dbfs.destination.split(":")) == _INIT_SCRIPT_DBFS_PATH:
+            file_api_format_destination = init_script_info.dbfs.destination.split(":")[1]
+            if file_api_format_destination:
+                try:
+                    data = w.dbfs.read(file_api_format_destination).data
+                    return base64.b64decode(data).decode("utf-8")
+                except Exception:
+                    return None
     if init_script_info.workspace:
         workspace_file_destination = init_script_info.workspace.destination
         if workspace_file_destination:
diff --git a/tests/unit/assessment/test_assessment.py b/tests/unit/assessment/test_assessment.py
index 7a882fe4fc..c94b47f648 100644
--- a/tests/unit/assessment/test_assessment.py
+++ b/tests/unit/assessment/test_assessment.py
@@ -2318,3 +2318,160 @@ def test_list_all_pipeline_with_conf_spn_secret_unavlbl(mocker):
     result_set = AzureServicePrincipalCrawler(ws, MockBackend(), "ucx")._list_all_pipeline_with_spn_in_spark_conf()
 
     assert len(result_set) == 0
+
+
+def test_cluster_init_script_check_dbfs(mocker):
+    sample_clusters = [
+        ClusterDetails(
+            autoscale=AutoScale(min_workers=1, max_workers=6),
+            cluster_source=ClusterSource.UI,
+            spark_context_id=5134472582179565315,
+            spark_env_vars=None,
+            spark_version="12.3.x-cpu-ml-scala2.12",
+            cluster_id="0810-225833-atlanta69",
+            cluster_name="Tech Summit FY24 Cluster-1",
+            init_scripts=[
+                InitScriptInfo(
+                    dbfs=DbfsStorageInfo(destination="dbfs:"),
+                    s3=None,
+                    volumes=None,
+                    workspace=None,
+                ),
+                InitScriptInfo(
+                    dbfs=DbfsStorageInfo(destination="dbfs"),
+                    s3=None,
+                    volumes=None,
+                    workspace=None,
+                ),
+                InitScriptInfo(
+                    dbfs=DbfsStorageInfo(destination=":/users/test@test.com/init_scripts/test.sh"),
+                    s3=None,
+                    volumes=None,
+                    workspace=None,
+                ),
+                InitScriptInfo(
+                    dbfs=None,
+                    s3=None,
+                    volumes=None,
+                    workspace=WorkspaceStorageInfo(
+                        destination="/Users/dipankar.kushari@databricks.com/init_script_1.sh"
+                    ),
+                ),
+            ],
+        )
+    ]
+    ws = mocker.Mock()
+    ws.clusters.list.return_value = sample_clusters
+    ws.dbfs.read().data = "JXNoCmVjaG8gIj0="
+    init_crawler = ClustersCrawler(ws, MockBackend(), "ucx").snapshot()
+    assert len(init_crawler) == 1
+
+
+def test_job_cluster_init_script_check_dbfs():
+    sample_jobs = [
+        BaseJob(
+            created_time=1694536604319,
+            creator_user_name="anonymous@databricks.com",
+            job_id=536591785949415,
+            settings=JobSettings(
+                compute=None,
+                continuous=None,
+                tasks=[
+                    Task(
+                        task_key="Ingest",
+                        existing_cluster_id="0807-225846-avon493",
+                        notebook_task=NotebookTask(
+                            notebook_path="/Users/foo.bar@databricks.com/Customers/Example/Test/Load"
+                        ),
+                        timeout_seconds=0,
+                    )
+                ],
+                timeout_seconds=0,
+            ),
+        ),
+        BaseJob(
+            created_time=1694536604321,
+            creator_user_name="anonymous@databricks.com",
+            job_id=536591785949416,
+            settings=JobSettings(
+                compute=None,
+                continuous=None,
+                tasks=[
+                    Task(
+                        task_key="Ingest",
+                        existing_cluster_id="0810-229933-chicago99",
+                        notebook_task=NotebookTask(
+                            notebook_path="/Users/foo.bar@databricks.com/Customers/Example/Test/Load"
+                        ),
+                        timeout_seconds=0,
+                    )
+                ],
+                timeout_seconds=0,
+            ),
+        ),
+        BaseJob(
+            created_time=1694536604319,
+            creator_user_name="anonymous@databricks.com",
+            job_id=536591785949417,
+            settings=JobSettings(
+                compute=None,
+                continuous=None,
+                tasks=[
+                    Task(
+                        task_key="Ingest",
+                        existing_cluster_id="0811-929933-maine96",
+                        notebook_task=NotebookTask(
+                            notebook_path="/Users/foo.bar@databricks.com/Customers/Example/Test/Load"
+                        ),
+                        timeout_seconds=0,
+                    )
+                ],
+                timeout_seconds=0,
+            ),
+        ),
+    ]
+
+    sample_clusters = [
+        ClusterDetails(
+            init_scripts=[
+                InitScriptInfo(
+                    dbfs=DbfsStorageInfo(destination="dbfs"),
+                    s3=None,
+                    volumes=None,
+                    workspace=None,
+                ),
+                InitScriptInfo(
+                    dbfs=DbfsStorageInfo(destination="dbfs:"),
+                    s3=None,
+                    volumes=None,
+                    workspace=None,
+                ),
+                InitScriptInfo(
+                    dbfs=DbfsStorageInfo(destination=":/users/test@test.com/init_scripts/test.sh"),
+                    s3=None,
+                    volumes=None,
+                    workspace=None,
+                ),
+                InitScriptInfo(
+                    dbfs=None,
+                    s3=None,
+                    volumes=None,
+                    workspace=WorkspaceStorageInfo(
+                        destination="/Users/dipankar.kushari@databricks.com/init_script_1.sh"
+                    ),
+                ),
+            ],
+            autoscale=AutoScale(min_workers=1, max_workers=6),
+            spark_context_id=5134472582179566666,
+            spark_env_vars=None,
+            spark_version="13.3.x-cpu-ml-scala2.12",
+            cluster_id="0807-225846-avon493",
+            cluster_source=ClusterSource.JOB,
+        )
+    ]
+    ws = Mock()
+    ws.workspace.export().content = "JXNoCmVjaG8gIj0="
+    result_set = JobsCrawler(ws, MockBackend(), "ucx")._assess_jobs(
+        sample_jobs, {c.cluster_id: c for c in sample_clusters}
+    )
+    assert len(result_set) == 3