Description

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.

Remediation

References

CVE-2017-6920

Related Vulnerabilities

WordPress Plugin File Manager Remote Code Execution (4.5)

Drupal Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2008-1131)

TYPO3 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2011-4632)

Dolphin Other Vulnerability (CVE-2006-5410)

WordPress Plugin Broken Link Checker Cross-Site Scripting (1.10.1)

Severity

Critical

Classification

CVE-2017-6920 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities