CVE-2020-13665

2021-05-0500:00:00

ubuntu.com

drupal core

access bypass

json:api

vulnerability

read/write mode

configuration

8.8.x

8.9.x

9.0.x

unix

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

70.0%

JSON

Access bypass vulnerability in Drupal Core allows JSON:API when JSON:API is
in read/write mode. Only sites that have the read_only set to FALSE under
jsonapi.settings config are vulnerable. This issue affects: Drupal Drupal
Core 8.8.x versions prior to 8.8.8; 8.9.x versions prior to 8.9.1; 9.0.x
versions prior to 9.0.1.