File REST resource does not properly validate

CVE-2017-6921

5.9MEDIUM

Key Information

Vendor
Drupal
Status
Drupal Core
Vendor
CVE Published:
15 January 2019

Summary

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.

Affected Version(s)

Drupal Core < 8.3.4

Refferences

http://www.securityfocus.com/bid/99222
vdb-entryx_refsource_BID
https://www.drupal.org/forum/newsletters/security-advisor...
x_refsource_CONFIRM
http://www.securitytracker.com/id/1038781
vdb-entryx_refsource_SECTRACK

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.