Drupal Core - Remote Code Execution (CVE-2019-6340)

Severity:

Critical

Summary

Invicti identified the Drupal Core - Remote Code Execution (CVE-2019-6340) in the target web server.

Impact

The vulnerability allows attackers to execute arbitrary PHP code on the target system. The attacker may also be able to execute arbitrary system commands.

Exploit of the vulnerability is known widely and should be addressed as soon as possible.

Remediation

If you are using Drupal 8.6.x, upgrade to Drupal 8.6.10.
If you are using Drupal 8.5.x or earlier, upgrade to Drupal 8.5.11.

Required Skills for Successful Exploitation

Actions To Take

To immediately mitigate the vulnerability, you can disable all web services modules, or configure your web server(s) to not allow GET/PUT/PATCH/POST requests to web services resources. Note that web services resources may be available on multiple paths depending on the configuration of your server(s).

Classifications

PCI v3.2-6.5.1

CAPEC-242

CWE-94

HIPAA-164.306(a), 164.308(a)

ISO27001-A.14.2.5

OWASP 2013-A1

OWASP 2017-A1

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H