CVE-2017-6920 – drupal/core

Package

Manager: composer
Name: drupal/core
Vulnerable Version: >=8.0 <8.3.4

Severity

Level: Critical

CVSS v3.1: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.67036 pctl0.98502

Details

Drupal PECL YAML parser unsafe object handling Drupal core 8 before versions 8.3.4 allows remote attackers to execute arbitrary code due to the PECL YAML parser not handling PHP objects safely during certain operations.

Metadata

Created: 2022-05-14T02:57:07Z
Modified: 2024-04-23T17:21:10Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-9c24-g32g-35rj/GHSA-9c24-g32g-35rj.json
CWE IDs: ["CWE-94"]
Alternative ID: GHSA-9c24-g32g-35rj
Finding: F422
Auto approve: 1