Moole Vulnerability Database

Find real vulnerabilities before they ship

Critical

CVE-2017-6920

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.

VectorNETWORK

PublishedAug 06, 2018, 15:29

Published Bymlhess@drupal.org

Base Score

Score9.8

Affected Versions

Package (Ecosystem)IntroducedFixedLimit

drupal/core(Packagist)8.08.3.4N/A

drupal/drupal(Packagist)8.08.3.4N/A

References

http://www.securityfocus.com/bid/99211
http://www.securitytracker.com/id/1038781
https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple

Weakness Type

CWE-19

CVSS Metrics

Base Score

9.8

Vector String

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

Base SeverityCritical

Version

3.0

Attack Vector (AV)

NETWORK