#VU15406 Code injection in Drupal


Published: 2018-10-18

Vulnerability identifier: #VU15406

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

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 compromise vulnerable application.

The vulnerability exists due to insufficient filtration of user supplied data within the contextual links functionality. A remote authenticated attacker with privileges to access contextual links can execute arbitrary PHP code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Drupal: 8.6.0 - 8.6.1, 8.5.0 - 8.5.7

External links
http://www.drupal.org/sa-core-2018-006

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability


Multiple vulnerabilities in Drupal