VULNERABILITY INTELLIGENCE

CVE-2016-9686

CVSS score5.3 MEDIUM
EPSS probability1.27%
CISA KEVNot currently listed
Published2017-02-08
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Description

The Puppet Communications Protocol (PCP) Broker incorrectly validates message header sizes. An attacker could use this to crash the PCP Broker, preventing commands from being sent to agents. This is resolved in Puppet Enterprise 2016.4.3 and 2016.5.2.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references