Improper access control in Drupal - CVE-2020-13667
Published: September 17, 2020
Vulnerability identifier: #VU46768
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-13667
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions within the Workspaces module when working with multiple workspaces. A remote attacker can bypass implemented security restrictions and gain unauthorized access to yet not published content.
Successful exploitation of the vulnerability requires that the experimental Workspaces module is installed.
Affected software
Drupal
Fedora
drupal8
Fedora
drupal8
How to mitigate CVE-2020-13667
Install updates from vendor's website.
Drupal - addressed in versions 8.8.10, 8.9.6, 9.0.6
drupal8 - addressed in versions 8.9.11-1.fc32, 8.9.11-1.fc33
drupal8 - addressed in versions 8.9.11-1.fc32, 8.9.11-1.fc33