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GCP Threats
PostgreSQL Log Min Duration Statement Flag Should Be -1
More Info:
PostgreSQL Log Min Duration Statement Flag Should Be -1
Risk Level
Medium
Address
Security
Compliance Standards
CISGCP, CBP
Triage and Remediation
Remediation
To remediate the PostgreSQL Log Min Duration Statement Flag misconfiguration in GCP using the GCP console, you can follow these steps:
-
Log in to the GCP console and select the project where the PostgreSQL instance is located.
-
In the navigation menu, go to SQL > PostgreSQL.
-
Select the instance where the PostgreSQL Log Min Duration Statement Flag should be remediated.
-
Click on the “Edit” button at the top of the page.
-
Scroll down to the “Flags” section and look for the “log_min_duration_statement” flag.
-
Change the value of the “log_min_duration_statement” flag to “-1”.
-
Click the “Save” button to apply the changes.
-
Verify that the PostgreSQL Log Min Duration Statement Flag has been successfully remediated by checking the PostgreSQL logs.
Note: It is important to understand the impact of changing this flag before making any changes to the configuration. The log_min_duration_statement flag determines the minimum duration of a SQL statement before it is logged, and setting it to -1 means that all statements will be logged. This can have a significant impact on the performance of the PostgreSQL instance and the amount of storage used for the logs.
To remediate the PostgreSQL Log Min Duration Statement Flag misconfiguration for GCP using GCP CLI, follow these steps:
- Open the Cloud Shell in your GCP console.
- Run the following command to authenticate your GCP account:
gcloud auth login
- Once you are authenticated, set the project where your PostgreSQL instance is located:
gcloud config set project [PROJECT_ID]
- Check the current value of the PostgreSQL Log Min Duration Statement Flag by running the following command:
gcloud sql instances describe [INSTANCE_NAME] | grep log_min_duration_statement
- If the current value is not -1, update it by running the following command:
gcloud sql instances patch [INSTANCE_NAME] --database-flags log_min_duration_statement=-1
- Confirm the change by running the following command:
gcloud sql instances describe [INSTANCE_NAME] | grep log_min_duration_statement
The output should show the updated value of -1 for the PostgreSQL Log Min Duration Statement Flag.
That’s it! You have successfully remediated the PostgreSQL Log Min Duration Statement Flag misconfiguration for GCP using GCP CLI.
To remediate the PostgreSQL log_min_duration_statement flag misconfiguration in GCP using Python, follow these steps:
- Import the necessary libraries:
from google.cloud import bigquery
from google.oauth2 import service_account
- Authenticate with the GCP account using service account credentials:
credentials = service_account.Credentials.from_service_account_file('<path_to_service_account_file>')
client = bigquery.Client(credentials= credentials, project='<project_id>')
- Retrieve the current value of the
log_min_duration_statementflag:
query = '''
SELECT name, setting
FROM pg_settings
WHERE name = 'log_min_duration_statement'
'''
query_job = client.query(query)
results = query_job.result()
for row in results:
current_value = row.setting
- If the current value is not
-1, update the flag to-1:
if current_value != '-1':
query = '''
ALTER SYSTEM SET log_min_duration_statement = -1;
'''
query_job = client.query(query)
query_job.result()
Note: The ALTER SYSTEM SET command updates the flag in the PostgreSQL configuration file, so the change will persist even if the database is restarted.
- Restart the PostgreSQL service to apply the changes:
query = '''
SELECT pg_reload_conf();
'''
query_job = client.query(query)
query_job.result()
These steps should remediate the PostgreSQL log_min_duration_statement flag misconfiguration in GCP using Python.