feat(checks): New IAM Checks no full access to critical services (#2183)

This commit is contained in:
Gabriel Soltz
2023-04-12 07:47:21 +02:00
committed by GitHub
parent 9104d2e89e
commit 2f8a8988d7
8 changed files with 448 additions and 0 deletions

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from json import dumps
from unittest import mock
from boto3 import client, session
from moto import mock_iam
from prowler.providers.aws.lib.audit_info.audit_info import AWS_Audit_Info
from prowler.providers.aws.services.iam.iam_service import IAM
class Test_iam_policy_no_full_access_to_cloudtrail:
# 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="us-east-1",
credentials=None,
assumed_role_info=None,
audited_regions=None,
organizations_metadata=None,
audit_resources=None,
)
return audit_info
@mock_iam
def test_policy_full_access_to_cloudtrail(self):
audit_info = self.set_mocked_audit_info()
iam_client = client("iam")
policy_name = "policy_cloudtrail_full"
policy_document_full_access = {
"Version": "2012-10-17",
"Statement": [
{"Effect": "Allow", "Action": "cloudtrail:*", "Resource": "*"},
],
}
arn = iam_client.create_policy(
PolicyName=policy_name, PolicyDocument=dumps(policy_document_full_access)
)["Policy"]["Arn"]
with mock.patch(
"prowler.providers.aws.lib.audit_info.audit_info.current_audit_info",
new=audit_info,
):
with mock.patch(
"prowler.providers.aws.services.iam.iam_policy_no_full_access_to_cloudtrail.iam_policy_no_full_access_to_cloudtrail.iam_client",
new=IAM(audit_info),
):
# Test Check
from prowler.providers.aws.services.iam.iam_policy_no_full_access_to_cloudtrail.iam_policy_no_full_access_to_cloudtrail import (
iam_policy_no_full_access_to_cloudtrail,
)
check = iam_policy_no_full_access_to_cloudtrail()
result = check.execute()
assert result[0].status == "FAIL"
assert (
result[0].status_extended
== f"Policy {policy_name} allows 'cloudtrail:*' privileges"
)
assert result[0].resource_id == "policy_cloudtrail_full"
assert result[0].resource_arn == arn
assert result[0].region == "us-east-1"
@mock_iam
def test_policy_no_full_access_to_cloudtrail(self):
audit_info = self.set_mocked_audit_info()
iam_client = client("iam")
policy_name = "policy_no_cloudtrail_full"
policy_document_full_access = {
"Version": "2012-10-17",
"Statement": [
{"Effect": "Allow", "Action": "ec2:*", "Resource": "*"},
],
}
arn = iam_client.create_policy(
PolicyName=policy_name, PolicyDocument=dumps(policy_document_full_access)
)["Policy"]["Arn"]
with mock.patch(
"prowler.providers.aws.lib.audit_info.audit_info.current_audit_info",
new=audit_info,
):
with mock.patch(
"prowler.providers.aws.services.iam.iam_policy_no_full_access_to_cloudtrail.iam_policy_no_full_access_to_cloudtrail.iam_client",
new=IAM(audit_info),
):
# Test Check
from prowler.providers.aws.services.iam.iam_policy_no_full_access_to_cloudtrail.iam_policy_no_full_access_to_cloudtrail import (
iam_policy_no_full_access_to_cloudtrail,
)
check = iam_policy_no_full_access_to_cloudtrail()
result = check.execute()
assert result[0].status == "PASS"
assert (
result[0].status_extended
== f"Policy {policy_name} does not allow 'cloudtrail:*' privileges"
)
assert result[0].resource_id == "policy_no_cloudtrail_full"
assert result[0].resource_arn == arn
assert result[0].region == "us-east-1"
@mock_iam
def test_policy_mixed(self):
audit_info = self.set_mocked_audit_info()
iam_client = client("iam")
policy_name = "policy_mixed"
policy_document_full_access = {
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": ["ec2:*", "cloudtrail:*"],
"Resource": "*",
},
],
}
arn = iam_client.create_policy(
PolicyName=policy_name, PolicyDocument=dumps(policy_document_full_access)
)["Policy"]["Arn"]
with mock.patch(
"prowler.providers.aws.lib.audit_info.audit_info.current_audit_info",
new=audit_info,
):
with mock.patch(
"prowler.providers.aws.services.iam.iam_policy_no_full_access_to_cloudtrail.iam_policy_no_full_access_to_cloudtrail.iam_client",
new=IAM(audit_info),
):
# Test Check
from prowler.providers.aws.services.iam.iam_policy_no_full_access_to_cloudtrail.iam_policy_no_full_access_to_cloudtrail import (
iam_policy_no_full_access_to_cloudtrail,
)
check = iam_policy_no_full_access_to_cloudtrail()
result = check.execute()
assert result[0].status == "FAIL"
assert (
result[0].status_extended
== f"Policy {policy_name} allows 'cloudtrail:*' privileges"
)
assert result[0].resource_id == "policy_mixed"
assert result[0].resource_arn == arn
assert result[0].region == "us-east-1"

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from json import dumps
from unittest import mock
from boto3 import client, session
from moto import mock_iam
from prowler.providers.aws.lib.audit_info.audit_info import AWS_Audit_Info
from prowler.providers.aws.services.iam.iam_service import IAM
class Test_iam_policy_no_full_access_to_kms:
# 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="us-east-1",
credentials=None,
assumed_role_info=None,
audited_regions=None,
organizations_metadata=None,
audit_resources=None,
)
return audit_info
@mock_iam
def test_policy_full_access_to_kms(self):
audit_info = self.set_mocked_audit_info()
iam_client = client("iam")
policy_name = "policy_kms_full"
policy_document_full_access = {
"Version": "2012-10-17",
"Statement": [
{"Effect": "Allow", "Action": "kms:*", "Resource": "*"},
],
}
arn = iam_client.create_policy(
PolicyName=policy_name, PolicyDocument=dumps(policy_document_full_access)
)["Policy"]["Arn"]
with mock.patch(
"prowler.providers.aws.lib.audit_info.audit_info.current_audit_info",
new=audit_info,
):
with mock.patch(
"prowler.providers.aws.services.iam.iam_policy_no_full_access_to_kms.iam_policy_no_full_access_to_kms.iam_client",
new=IAM(audit_info),
):
# Test Check
from prowler.providers.aws.services.iam.iam_policy_no_full_access_to_kms.iam_policy_no_full_access_to_kms import (
iam_policy_no_full_access_to_kms,
)
check = iam_policy_no_full_access_to_kms()
result = check.execute()
assert result[0].status == "FAIL"
assert (
result[0].status_extended
== f"Policy {policy_name} allows 'kms:*' privileges"
)
assert result[0].resource_id == "policy_kms_full"
assert result[0].resource_arn == arn
assert result[0].region == "us-east-1"
@mock_iam
def test_policy_no_full_access_to_kms(self):
audit_info = self.set_mocked_audit_info()
iam_client = client("iam")
policy_name = "policy_no_kms_full"
policy_document_full_access = {
"Version": "2012-10-17",
"Statement": [
{"Effect": "Allow", "Action": "ec2:*", "Resource": "*"},
],
}
arn = iam_client.create_policy(
PolicyName=policy_name, PolicyDocument=dumps(policy_document_full_access)
)["Policy"]["Arn"]
with mock.patch(
"prowler.providers.aws.lib.audit_info.audit_info.current_audit_info",
new=audit_info,
):
with mock.patch(
"prowler.providers.aws.services.iam.iam_policy_no_full_access_to_kms.iam_policy_no_full_access_to_kms.iam_client",
new=IAM(audit_info),
):
# Test Check
from prowler.providers.aws.services.iam.iam_policy_no_full_access_to_kms.iam_policy_no_full_access_to_kms import (
iam_policy_no_full_access_to_kms,
)
check = iam_policy_no_full_access_to_kms()
result = check.execute()
assert result[0].status == "PASS"
assert (
result[0].status_extended
== f"Policy {policy_name} does not allow 'kms:*' privileges"
)
assert result[0].resource_id == "policy_no_kms_full"
assert result[0].resource_arn == arn
assert result[0].region == "us-east-1"
@mock_iam
def test_policy_mixed(self):
audit_info = self.set_mocked_audit_info()
iam_client = client("iam")
policy_name = "policy_mixed"
policy_document_full_access = {
"Version": "2012-10-17",
"Statement": [
{"Effect": "Allow", "Action": ["ec2:*", "kms:*"], "Resource": "*"},
],
}
arn = iam_client.create_policy(
PolicyName=policy_name, PolicyDocument=dumps(policy_document_full_access)
)["Policy"]["Arn"]
with mock.patch(
"prowler.providers.aws.lib.audit_info.audit_info.current_audit_info",
new=audit_info,
):
with mock.patch(
"prowler.providers.aws.services.iam.iam_policy_no_full_access_to_kms.iam_policy_no_full_access_to_kms.iam_client",
new=IAM(audit_info),
):
# Test Check
from prowler.providers.aws.services.iam.iam_policy_no_full_access_to_kms.iam_policy_no_full_access_to_kms import (
iam_policy_no_full_access_to_kms,
)
check = iam_policy_no_full_access_to_kms()
result = check.execute()
assert result[0].status == "FAIL"
assert (
result[0].status_extended
== f"Policy {policy_name} allows 'kms:*' privileges"
)
assert result[0].resource_id == "policy_mixed"
assert result[0].resource_arn == arn
assert result[0].region == "us-east-1"