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Vulnerability Details CVE-2017-6921

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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 60.0%
CVSS Severity
CVSS v3 Score 5.9
CVSS v2 Score 4.3
Products affected by CVE-2017-6921
  • Drupal » Drupal » Version: 8.0.0
    cpe:2.3:a:drupal:drupal:8.0.0
  • Drupal » Drupal » Version: 8.0.1
    cpe:2.3:a:drupal:drupal:8.0.1
  • Drupal » Drupal » Version: 8.0.2
    cpe:2.3:a:drupal:drupal:8.0.2
  • Drupal » Drupal » Version: 8.0.3
    cpe:2.3:a:drupal:drupal:8.0.3
  • Drupal » Drupal » Version: 8.0.4
    cpe:2.3:a:drupal:drupal:8.0.4
  • Drupal » Drupal » Version: 8.0.5
    cpe:2.3:a:drupal:drupal:8.0.5
  • Drupal » Drupal » Version: 8.0.6
    cpe:2.3:a:drupal:drupal:8.0.6
  • Drupal » Drupal » Version: 8.1.0
    cpe:2.3:a:drupal:drupal:8.1.0
  • Drupal » Drupal » Version: 8.1.1
    cpe:2.3:a:drupal:drupal:8.1.1
  • Drupal » Drupal » Version: 8.1.10
    cpe:2.3:a:drupal:drupal:8.1.10
  • Drupal » Drupal » Version: 8.1.2
    cpe:2.3:a:drupal:drupal:8.1.2
  • Drupal » Drupal » Version: 8.1.3
    cpe:2.3:a:drupal:drupal:8.1.3
  • Drupal » Drupal » Version: 8.1.4
    cpe:2.3:a:drupal:drupal:8.1.4
  • Drupal » Drupal » Version: 8.1.5
    cpe:2.3:a:drupal:drupal:8.1.5
  • Drupal » Drupal » Version: 8.1.6
    cpe:2.3:a:drupal:drupal:8.1.6
  • Drupal » Drupal » Version: 8.1.7
    cpe:2.3:a:drupal:drupal:8.1.7
  • Drupal » Drupal » Version: 8.1.8
    cpe:2.3:a:drupal:drupal:8.1.8
  • Drupal » Drupal » Version: 8.1.9
    cpe:2.3:a:drupal:drupal:8.1.9
  • Drupal » Drupal » Version: 8.2.0
    cpe:2.3:a:drupal:drupal:8.2.0
  • Drupal » Drupal » Version: 8.2.1
    cpe:2.3:a:drupal:drupal:8.2.1
  • Drupal » Drupal » Version: 8.2.2
    cpe:2.3:a:drupal:drupal:8.2.2
  • Drupal » Drupal » Version: 8.2.3
    cpe:2.3:a:drupal:drupal:8.2.3
  • Drupal » Drupal » Version: 8.2.4
    cpe:2.3:a:drupal:drupal:8.2.4
  • Drupal » Drupal » Version: 8.2.5
    cpe:2.3:a:drupal:drupal:8.2.5
  • Drupal » Drupal » Version: 8.2.6
    cpe:2.3:a:drupal:drupal:8.2.6
  • Drupal » Drupal » Version: 8.2.7
    cpe:2.3:a:drupal:drupal:8.2.7
  • Drupal » Drupal » Version: 8.2.8
    cpe:2.3:a:drupal:drupal:8.2.8
  • Drupal » Drupal » Version: 8.3.0
    cpe:2.3:a:drupal:drupal:8.3.0
  • Drupal » Drupal » Version: 8.3.1
    cpe:2.3:a:drupal:drupal:8.3.1
  • Drupal » Drupal » Version: 8.3.2
    cpe:2.3:a:drupal:drupal:8.3.2
  • Drupal » Drupal » Version: 8.3.3
    cpe:2.3:a:drupal:drupal:8.3.3


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