CVE-2021-27022

Severity: medium (CVSS 4.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-09-07 · updated 2026-06-17
Weakness: CWE-532

Description

A flaw was discovered in bolt-server and ace where running a task with sensitive parameters results in those sensitive parameters being logged when they should not be. This issue only affects SSH/WinRM nodes (inventory service nodes).

Affected products

Puppet Agent: from 2021.0.0 before 2021.3.0 — fixed in 2021.3.0
Puppet Enterprise: before 2019.8.8 — fixed in 2019.8.8

How to fix

Upgrade to a fixed version: Puppet Agent 2021.3.0; Puppet Enterprise 2019.8.8. Check the vendor advisory for mitigations.

References

https://puppet.com/security/cve/cve-2021-27022/
https://puppet.com/security/cve/cve-2021-27022/%5D
https://puppet.com/security/cve/cve-2021-27022/
https://puppet.com/security/cve/cve-2021-27022/%5D

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