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.

Related CPE's

a

drupal

drupal

4

o

fedoraproject

fedora

2

References

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/

Mailing ListRelease Notes

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/

Mailing ListRelease Notes

https://www.drupal.org/sa-core-2020-012

Vendor Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/

Mailing ListRelease Notes

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/

Mailing ListRelease Notes

https://www.drupal.org/sa-core-2020-012

Vendor Advisory

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-13671

US Government Resource

Weaknesses

[email protected]

Primary
CWE-434

134c704f-9b21-4f2e-91b3-4a467353bcc0

Secondary
CWE-434

CVSS impact metrics

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8.8 · High

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2020-11-20T15:15:15.433Z

5 years ago

Last modified

2025-11-03T17:06:21.510Z

4 months ago