CVE-2021-27023

CRITICAL
Published Nov 18, 20214y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Nov 18, 2021 4y ago
Last Modified Jun 17, 2026 2w ago

Description

A flaw was discovered in Puppet Agent and Puppet Server that may result in a leak of HTTP credentials when following HTTP redirects to a different host. This is similar to CVE-2018-1000007

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Affected Products 7

VendorProductVersionRange
puppetpuppet_agent* <6.25.1
puppetpuppet_agent*≥7.0.0  –  <7.12.1
puppetpuppet_enterprise* <2019.8.9
puppetpuppet_enterprise*≥2021.0.0  –  <2021.4
puppetpuppet_server* <6.17.1
puppetpuppet_server*≥7.0.0  –  <7.4.2
fedoraprojectfedora35any

References 2

  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62SELE7EKVKZL4GABFMVYMIIUZ7FPEF7/
  • puppet.com https://puppet.com/security/cve/CVE-2021-27023
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.