feat(ssmincidents): New Service and Checks (#2219)

Co-authored-by: Sergio Garcia <sergargar1@gmail.com>
Co-authored-by: Pepe Fagoaga <pepe@verica.io>
This commit is contained in:
Gabriel Soltz
2023-04-19 12:26:20 +02:00
committed by GitHub
parent b3656761eb
commit eee35f9cc3
8 changed files with 488 additions and 0 deletions

View File

@@ -0,0 +1,6 @@
from prowler.providers.aws.lib.audit_info.audit_info import current_audit_info
from prowler.providers.aws.services.ssmincidents.ssmincidents_service import (
SSMIncidents,
)
ssmincidents_client = SSMIncidents(current_audit_info)

View File

@@ -0,0 +1,32 @@
{
"Provider": "aws",
"CheckID": "ssmincidents_enabled_with_plans",
"CheckTitle": "Ensure SSM Incidents is enabled with response plans.",
"CheckType": [],
"ServiceName": "ssm",
"SubServiceName": "",
"ResourceIdTemplate": "arn:aws:ssm:region:account-id:document/document-name",
"Severity": "medium",
"ResourceType": "Other",
"Description": "Ensure SSM Incidents is enabled with response plans.",
"Risk": "Not having SSM Incidents enabled can increase the risk of delayed detection and response to security incidents, unauthorized access, limited visibility into incidents and vulnerabilities",
"RelatedUrl": "https://docs.aws.amazon.com/incident-manager/latest/userguide/response-plans.html",
"Remediation": {
"Code": {
"CLI": "aws ssm-incidents create-response-plan",
"NativeIaC": "",
"Other": "",
"Terraform": ""
},
"Recommendation": {
"Text": "Enable SSM Incidents and create response plans",
"Url": ""
}
},
"Categories": [
""
],
"DependsOn": [],
"RelatedTo": [],
"Notes": ""
}

View File

@@ -0,0 +1,27 @@
from prowler.lib.check.models import Check, Check_Report_AWS
from prowler.providers.aws.services.ssmincidents.ssmincidents_client import (
ssmincidents_client,
)
class ssmincidents_enabled_with_plans(Check):
def execute(self):
findings = []
report = Check_Report_AWS(self.metadata())
report.status = "FAIL"
report.status_extended = "No SSM Incidents replication set exists."
report.resource_id = "SSMIncidents"
report.region = ssmincidents_client.region
if ssmincidents_client.replication_set:
report.resource_arn = ssmincidents_client.replication_set[0].arn
report.resource_tags = [] # Not supported for replication sets
report.status_extended = f"SSM Incidents replication set {ssmincidents_client.replication_set[0].arn} exists but not ACTIVE."
if ssmincidents_client.replication_set[0].status == "ACTIVE":
report.status_extended = f"SSM Incidents replication set {ssmincidents_client.replication_set[0].arn} is ACTIVE but no response plans exist."
if ssmincidents_client.response_plans:
report.status = "PASS"
report.status_extended = f"SSM Incidents replication set {ssmincidents_client.replication_set[0].arn} is ACTIVE and has response plans."
findings.append(report)
return findings

View File

@@ -0,0 +1,163 @@
import threading
from botocore.client import ClientError
from pydantic import BaseModel
from prowler.lib.logger import logger
from prowler.lib.scan_filters.scan_filters import is_resource_filtered
from prowler.providers.aws.aws_provider import generate_regional_clients
# Note:
# This service is a bit special because it creates a resource (Replication Set) in one region, but you can list it in from any region using list_replication_sets
# The ARN of this resource, doesn't include the region: arn:aws:ssm-incidents::<ACCOUNT>:replication-set/<REPLICATION_SET_ID>, so is listed the same way in any region.
# The problem is that for doing a get_replication_set, we need the region where the replication set was created or any regions where it is replicating.
# Because we need to do a get_replication_set to describe it and we don't know the region, we iterate across all regions until we find it, once we find it, we stop iterating.
################## SSMIncidents
class SSMIncidents:
def __init__(self, audit_info):
self.service = "ssm-incidents"
self.session = audit_info.audit_session
self.audited_account = audit_info.audited_account
self.audited_partition = audit_info.audited_partition
self.audit_resources = audit_info.audit_resources
self.regional_clients = generate_regional_clients(self.service, audit_info)
# If the region is not set in the audit profile,
# we pick the first region from the regional clients list
self.region = (
audit_info.profile_region
if audit_info.profile_region
else list(self.regional_clients.keys())[0]
)
self.replication_set = []
self.__list_replication_sets__()
self.__get_replication_set__()
self.response_plans = []
self.__threading_call__(self.__list_response_plans__)
self.__list_tags_for_resource__()
def __get_session__(self):
return self.session
def __threading_call__(self, call):
threads = []
for regional_client in self.regional_clients.values():
threads.append(threading.Thread(target=call, args=(regional_client,)))
for t in threads:
t.start()
for t in threads:
t.join()
def __list_replication_sets__(self):
logger.info("SSMIncidents - Listing Replication Sets...")
try:
regional_client = self.regional_clients[self.region]
list_replication_sets = regional_client.list_replication_sets()[
"replicationSetArns"
]
if list_replication_sets:
replication_set = list_replication_sets[0]
if not self.audit_resources or (
is_resource_filtered(replication_set, self.audit_resources)
):
self.replication_set = [
ReplicationSet(
arn=replication_set,
)
]
except Exception as error:
logger.error(
f"{error.__class__.__name__}:{error.__traceback__.tb_lineno} -- {error}"
)
def __get_replication_set__(self):
logger.info("SSMIncidents - Getting Replication Sets...")
try:
replication_set = self.replication_set[0]
for regional_client in self.regional_clients.values():
try:
get_replication_set = regional_client.get_replication_set(
arn=replication_set.arn
)["replicationSet"]
replication_set.status = get_replication_set["status"]
for region in get_replication_set["regionMap"]:
replication_set.region_map.append(
RegionMap(
status=get_replication_set["regionMap"][region][
"status"
],
region=region,
sse_kms_id=get_replication_set["regionMap"][region][
"sseKmsKeyId"
],
)
)
break # We found the replication set, we stop iterating
except ClientError as error:
if error.response["Error"]["Code"] == "ResourceNotFoundException":
# The replication set is not in this region, we continue to the next region
continue
else:
logger.error(
f"{self.region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
)
except Exception as error:
logger.error(
f"{error.__class__.__name__}:{error.__traceback__.tb_lineno} -- {error}"
)
def __list_response_plans__(self, regional_client):
logger.info("SSMIncidents - Listing Response Plans...")
try:
list_response_plans_paginator = regional_client.get_paginator(
"list_response_plans"
)
for page in list_response_plans_paginator.paginate():
for response_plan in page["responsePlanSummaries"]:
self.response_plans.append(
ResponsePlan(
arn=response_plan["Arn"],
region=regional_client.region,
name=response_plan["Name"],
)
)
except Exception as error:
logger.error(
f"{error.__class__.__name__}:{error.__traceback__.tb_lineno} -- {error}"
)
def __list_tags_for_resource__(self):
logger.info("SSMIncidents - List Tags...")
try:
for response_plan in self.response_plans:
regional_client = self.regional_clients[response_plan.region]
response = regional_client.list_tags_for_resource(
resourceArn=response_plan.arn
)["tags"]
response_plan.tags = response
except Exception as error:
logger.error(
f"{error.__class__.__name__}:{error.__traceback__.tb_lineno} -- {error}"
)
class RegionMap(BaseModel):
status: str
region: str
sse_kms_id: str
class ReplicationSet(BaseModel):
arn: str
status: str = None
region_map: list[RegionMap] = []
class ResponsePlan(BaseModel):
arn: str
name: str
region: str
tags: list = None

View File

@@ -0,0 +1,125 @@
from unittest import mock
from prowler.providers.aws.services.ssmincidents.ssmincidents_service import (
ReplicationSet,
ResponsePlan,
)
AWS_REGION = "us-east-1"
REPLICATION_SET_ARN = "arn:aws:ssm-incidents::111122223333:replication-set/40bd98f0-4110-2dee-b35e-b87006f9e172"
RESPONSE_PLAN_ARN = "arn:aws:ssm-incidents::111122223333:response-plan/example-response"
class Test_ssmincidents_enabled_with_plans:
def test_ssmincidents_no_replicationset(self):
ssmincidents_client = mock.MagicMock
ssmincidents_client.region = AWS_REGION
ssmincidents_client.replication_set = []
with mock.patch(
"prowler.providers.aws.services.ssmincidents.ssmincidents_service.SSMIncidents",
new=ssmincidents_client,
):
# Test Check
from prowler.providers.aws.services.ssmincidents.ssmincidents_enabled_with_plans.ssmincidents_enabled_with_plans import (
ssmincidents_enabled_with_plans,
)
check = ssmincidents_enabled_with_plans()
result = check.execute()
assert len(result) == 1
assert result[0].status == "FAIL"
assert (
result[0].status_extended == "No SSM Incidents replication set exists."
)
assert result[0].resource_id == "SSMIncidents"
assert result[0].resource_arn == ""
assert result[0].region == AWS_REGION
def test_ssmincidents_replicationset_not_active(self):
ssmincidents_client = mock.MagicMock
ssmincidents_client.region = AWS_REGION
ssmincidents_client.replication_set = [
ReplicationSet(arn=REPLICATION_SET_ARN, status="CREATING")
]
with mock.patch(
"prowler.providers.aws.services.ssmincidents.ssmincidents_service.SSMIncidents",
new=ssmincidents_client,
):
# Test Check
from prowler.providers.aws.services.ssmincidents.ssmincidents_enabled_with_plans.ssmincidents_enabled_with_plans import (
ssmincidents_enabled_with_plans,
)
check = ssmincidents_enabled_with_plans()
result = check.execute()
assert len(result) == 1
assert result[0].status == "FAIL"
assert (
result[0].status_extended
== f"SSM Incidents replication set {REPLICATION_SET_ARN} exists but not ACTIVE."
)
assert result[0].resource_id == "SSMIncidents"
assert result[0].resource_arn == REPLICATION_SET_ARN
assert result[0].region == AWS_REGION
def test_ssmincidents_replicationset_active_no_plans(self):
ssmincidents_client = mock.MagicMock
ssmincidents_client.region = AWS_REGION
ssmincidents_client.replication_set = [
ReplicationSet(arn=REPLICATION_SET_ARN, status="ACTIVE")
]
ssmincidents_client.response_plans = []
with mock.patch(
"prowler.providers.aws.services.ssmincidents.ssmincidents_service.SSMIncidents",
new=ssmincidents_client,
):
# Test Check
from prowler.providers.aws.services.ssmincidents.ssmincidents_enabled_with_plans.ssmincidents_enabled_with_plans import (
ssmincidents_enabled_with_plans,
)
check = ssmincidents_enabled_with_plans()
result = check.execute()
assert len(result) == 1
assert result[0].status == "FAIL"
assert (
result[0].status_extended
== f"SSM Incidents replication set {REPLICATION_SET_ARN} is ACTIVE but no response plans exist."
)
assert result[0].resource_id == "SSMIncidents"
assert result[0].resource_arn == REPLICATION_SET_ARN
assert result[0].region == AWS_REGION
def test_ssmincidents_replicationset_active_with_plans(self):
ssmincidents_client = mock.MagicMock
ssmincidents_client.region = AWS_REGION
ssmincidents_client.replication_set = [
ReplicationSet(arn=REPLICATION_SET_ARN, status="ACTIVE")
]
ssmincidents_client.response_plans = [
ResponsePlan(arn=RESPONSE_PLAN_ARN, name="test", region=AWS_REGION)
]
with mock.patch(
"prowler.providers.aws.services.ssmincidents.ssmincidents_service.SSMIncidents",
new=ssmincidents_client,
):
# Test Check
from prowler.providers.aws.services.ssmincidents.ssmincidents_enabled_with_plans.ssmincidents_enabled_with_plans import (
ssmincidents_enabled_with_plans,
)
check = ssmincidents_enabled_with_plans()
result = check.execute()
assert len(result) == 1
assert result[0].status == "PASS"
assert (
result[0].status_extended
== f"SSM Incidents replication set {REPLICATION_SET_ARN} is ACTIVE and has response plans."
)
assert result[0].resource_id == "SSMIncidents"
assert result[0].resource_arn == REPLICATION_SET_ARN
assert result[0].region == AWS_REGION

View File

@@ -0,0 +1,135 @@
from datetime import datetime
from unittest.mock import patch
import botocore
from boto3 import session
from prowler.providers.aws.lib.audit_info.audit_info import AWS_Audit_Info
from prowler.providers.aws.services.ssmincidents.ssmincidents_service import (
SSMIncidents,
)
# Mock Test Region
AWS_REGION = "us-east-1"
REPLICATION_SET_ARN = "arn:aws:ssm-incidents::111122223333:replication-set/40bd98f0-4110-2dee-b35e-b87006f9e172"
RESPONSE_PLAN_ARN = "arn:aws:ssm-incidents::111122223333:response-plan/example-response"
# Mocking Calls
make_api_call = botocore.client.BaseClient._make_api_call
def mock_make_api_call(self, operation_name, kwargs):
"""We have to mock every AWS API call using Boto3"""
if operation_name == "ListReplicationSets":
return {"replicationSetArns": [REPLICATION_SET_ARN]}
if operation_name == "GetReplicationSet":
return {
"replicationSet": {
"arn": REPLICATION_SET_ARN,
"createdBy": "Prowler",
"createdTime": datetime(2024, 1, 1),
"deletionProtected": False,
"lastModifiedBy": datetime(2024, 1, 1),
"lastModifiedTime": datetime(2024, 1, 1),
"regionMap": {
AWS_REGION: {
"sseKmsKeyId": "DefaultKey",
"status": "ACTIVE",
"statusMessage": "Test",
"statusUpdateDateTime": datetime(2024, 1, 1),
}
},
"status": "ACTIVE",
}
}
if operation_name == "ListResponsePlans":
return {
"responsePlanSummaries": [
{"Arn": RESPONSE_PLAN_ARN, "displayName": "test", "Name": "test"}
]
}
if operation_name == "ListTagsForResource":
return {"tags": {"tag_test": "tag_value"}}
return make_api_call(self, operation_name, kwargs)
def mock_generate_regional_clients(service, audit_info):
regional_client = audit_info.audit_session.client(service, region_name=AWS_REGION)
regional_client.region = AWS_REGION
return {AWS_REGION: regional_client}
# Patch every AWS call using Boto3 and generate_regional_clients to have 1 client
@patch("botocore.client.BaseClient._make_api_call", new=mock_make_api_call)
@patch(
"prowler.providers.aws.services.ssmincidents.ssmincidents_service.generate_regional_clients",
new=mock_generate_regional_clients,
)
class Test_SSMIncidents_Service:
# Mocked Audit Info
def set_mocked_audit_info(self):
audit_info = AWS_Audit_Info(
session_config=None,
original_session=None,
audit_session=session.Session(
profile_name=None,
botocore_session=None,
),
audited_account=None,
audited_user_id=None,
audited_partition="aws",
audited_identity_arn=None,
profile=None,
profile_region=None,
credentials=None,
assumed_role_info=None,
audited_regions=None,
organizations_metadata=None,
audit_resources=None,
)
return audit_info
def test__get_client__(self):
audit_info = self.set_mocked_audit_info()
ssmincidents = SSMIncidents(audit_info)
assert (
ssmincidents.regional_clients[AWS_REGION].__class__.__name__
== "SSMIncidents"
)
def test__get_service__(self):
audit_info = self.set_mocked_audit_info()
ssmincidents = SSMIncidents(audit_info)
assert ssmincidents.service == "ssm-incidents"
def test__list_replication_sets__(self):
audit_info = self.set_mocked_audit_info()
ssmincidents = SSMIncidents(audit_info)
assert len(ssmincidents.replication_set) == 1
def test__get_replication_set__(self):
audit_info = self.set_mocked_audit_info()
ssmincidents = SSMIncidents(audit_info)
assert ssmincidents.replication_set[0].arn == REPLICATION_SET_ARN
assert ssmincidents.replication_set[0].status == "ACTIVE"
for region in ssmincidents.replication_set[0].region_map:
assert region.region == AWS_REGION
assert region.status == "ACTIVE"
assert region.sse_kms_id == "DefaultKey"
def test__list_response_plans__(self):
audit_info = self.set_mocked_audit_info()
ssmincidents = SSMIncidents(audit_info)
assert len(ssmincidents.response_plans) == 1
assert ssmincidents.response_plans[0].arn == RESPONSE_PLAN_ARN
assert ssmincidents.response_plans[0].name == "test"
assert ssmincidents.response_plans[0].region == AWS_REGION
assert ssmincidents.response_plans[0].tags == {"tag_test": "tag_value"}
def test__list_tags_for_resource__(self):
audit_info = self.set_mocked_audit_info()
ssmincidents = SSMIncidents(audit_info)
assert len(ssmincidents.response_plans) == 1
assert ssmincidents.response_plans[0].tags == {"tag_test": "tag_value"}