GHSA-6ccv-8fgf-cjpw Drupal core Denial of Service vulnerability
An attacker can cause a denial of service by sending specific comment reply requests to Drupal sites using the Comment module.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is GHSA-6ccv-8fgf-cjpw?
GHSA-6ccv-8fgf-cjpw is a denial of service vulnerability in drupal/core, published on 12 Feb 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Comment module allows users to reply to comments. In certain cases, an attacker could make comment reply requests that would trigger a denial of service (DOS).
Sites that do not use the Comment module are not affected.
Which versions are affected by GHSA-6ccv-8fgf-cjpw?
4 open source packages ship an affected version, including drupal/core.
| Package | Affected | Fixed in |
|---|---|---|
drupal/core Packagist | From 10.2.0 | 10.2.2 |
drupal/core Packagist | From 10.2.0 | 10.2.2 |
drupal/core Packagist | From 8.0.0 | 10.1.8 |
drupal/core Packagist | From 8.0.0 | 10.1.8 |
How do I fix GHSA-6ccv-8fgf-cjpw?
Upgrade drupal/core to a fixed version for your release line: 10.2.2 or 10.1.8.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GHSA-6ccv-8fgf-cjpw being exploited?
There is no known exploitation of GHSA-6ccv-8fgf-cjpw in the wild and no public exploit code.