SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-13665

Access bypass vulnerability in Drupal Core allows JSON:API when JSON:API is in read/write mode.

CRITICAL 9.8EPSS 1.27%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.27% probability · 68th percentile
CISA KEV
Not listed
Affected
drupal/drupal
Source
mlhess@drupal.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.