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Drupal: CVE-2020-13671: Drupal core - Critical - Remote code execution - SA-CORE-2020-012

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Drupal: CVE-2020-13671: Drupal core - Critical - Remote code execution - SA-CORE-2020-012

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:P/I:P/A:P)
Published
11/19/2020
Created
11/20/2020
Added
11/19/2020
Modified
04/07/2022

Description

Drupal core does not properly sanitize certain filenames on uploaded files, which can lead to files being interpreted as the incorrect extension and served as the wrong MIME type or executed as PHP for certain hosting configurations. This issue affects: Drupal Drupal Core 9.0 versions prior to 9.0.8, 8.9 versions prior to 8.9.9, 8.8 versions prior to 8.8.11, and 7 versions prior to 7.74.

Solution(s)

  • drupal-upgrade-7_74
  • drupal-upgrade-8_8_1
  • drupal-upgrade-8_9_9
  • drupal-upgrade-9_0_8

References

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