GHSA-pr99-c33p-fwf6 Drupal core Denial of Service

Not scored Published

An attacker can corrupt cached data by visiting install.php, causing site impairment until caches are rebuilt.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is GHSA-pr99-c33p-fwf6?

GHSA-pr99-c33p-fwf6 is a denial of service vulnerability in drupal/core, published on 15 May 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A visit to install.php can cause cached data to become corrupted. This could cause a site to be impaired until caches are rebuilt.

Which versions are affected by GHSA-pr99-c33p-fwf6?

4 open source packages ship an affected version, including drupal/core.

PackageAffectedFixed in
drupal/core PackagistFrom 8.0.08.7.11
drupal/core PackagistFrom 8.0.08.7.11
drupal/core PackagistFrom 8.8.08.8.1
drupal/core PackagistFrom 8.8.08.8.1

How do I fix GHSA-pr99-c33p-fwf6?

Upgrade drupal/core to a fixed version for your release line: 8.7.11 or 8.8.1.

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-pr99-c33p-fwf6 being exploited?

There is no known exploitation of GHSA-pr99-c33p-fwf6 in the wild and no public exploit code.

Sources

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