DRUPAL-CONTRIB-2018-015 This module provides a JSON API standards-compliant API for accessing and manipulating Drupal content and configuration entities.
Insufficient access checks in the Drupal JSON API module allow low-privileged users to bypass authorization and read restricted content.
- 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 DRUPAL-CONTRIB-2018-015?
DRUPAL-CONTRIB-2018-015 is a missing authorization vulnerability in drupal/jsonapi, published on 21 Feb 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
This module provides a JSON API standards-compliant API for accessing and manipulating Drupal content and configuration entities.
The module doesn't sufficiently associate cacheability metadata in certain situations thereby causing an access bypass vulnerability.
This vulnerability is mitigated by the fact that an attacker cannot trigger an exploitable situation themselves.
The module doesn't sufficiently check access in certain situations.
This vulnerability is mitigated by the fact that an attacker must have permission to create entities of certain content entity types.
Update: This is fixed in 8.x-1.10 not 8.x-1.9
Which versions are affected by DRUPAL-CONTRIB-2018-015?
Linux distribution packages (1)
drupal/jsonapi Packagist:https://packages.drupal.org/8 | All versions | 1.10.0 |
How do I fix DRUPAL-CONTRIB-2018-015?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is DRUPAL-CONTRIB-2018-015 being exploited?
There is no known exploitation of DRUPAL-CONTRIB-2018-015 in the wild and no public exploit code.