Vulnerability identifier: #VU6110

Vulnerability risk: Low

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-6381

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Drupal
Web applications / CMS

Vendor: Drupal

Description

The vulnerability allows a remote attacker to execute arbitrary PHP code on the target system.

The vulnerability exists due to usage of a 3rd party development library in Drupal before 8.2.2. A remote attacker send a specially crafted request to /vendor/phpunit URL and execute arbitrary PHP code on the server.

Mitigation
Update to version 8.2.7.

Vulnerable software versions

Drupal: 8.2.0 - 8.2.1, 8.1.0 - 8.1.10, 8.0.0 - 8.0.6

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External links
http://www.drupal.org/SA-2017-001

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.