VULNERABILITY INTELLIGENCE
CVE-2013-3567
CVSS score7.5 HIGH
EPSS probability3.41%
CISA KEVNot currently listed
Published2013-08-19
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Description
Puppet 2.7.x before 2.7.22 and 3.2.x before 3.2.2, and Puppet Enterprise before 2.8.2, deserializes untrusted YAML, which allows remote attackers to instantiate arbitrary Ruby classes and execute arbitrary code via a crafted REST API call.
Weakness classification
- CWE-20: Improper Input Validation