CVE-2017-6921
Medium
Description
In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource.
SeverityMedium
CVSS5.9
Exploit probability—
Product
Drupal
PublishedJan 15, 2019
First seenJan 15, 2019
How to fix
Update
- drupal drupal8.3.4 or later
- drupal/core8.3.4 or later
- drupal/drupal8.3.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| drupal drupal | 8.0.0 ≤ v < 8.3.4 | 8.3.4 |
| drupal/corePackagist | 8.0 ≤ v < 8.3.4 | 8.3.4 |
| drupal/drupalPackagist | 8.0 ≤ v < 8.3.4 | 8.3.4 |
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