CVE-2016-5713

critical

Published 2017-12-06 · Modified 2026-05-13

CVSS v3

9.8

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

CVSS v2

7.5

VIR risk

9.8

Description

Versions of Puppet Agent prior to 1.6.0 included a version of the Puppet Execution Protocol (PXP) agent that passed environment variables through to Puppet runs. This could allow unauthorized code to be loaded. This bug was first introduced in Puppet Agent 1.3.0.

Predictions

Exploit likelihood

97%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-5713

vendor Authored 2026-05-27

Vendor advisory: security@puppet.com — https://puppet.com/security/cve/cve-2016-5713

OS impact

OS	Version	Status	Fixed in
debian	bullseye	fixed	`4.7.0-1`

Application impact

Vendor	Product	Versions	Fixed
puppet	puppet_agent	`{"startIncluding":"1.3.0","endExcluding":"1.6.0"}`	`1.6.0`

References

https://puppet.com/security/cve/cve-2016-5713
https://security-tracker.debian.org/tracker/CVE-2016-5713

CWEs

CWE-94

Verify integrity in audit chain (admin only). AS-IS.