CVE-2021-27023: Critical severity puppet vulnerability

Published Nov 18, 2021
·
Updated

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

Affected Software

7 affected components
Puppet Puppet Agent<6.25.1
Puppet Puppet Agent>=7.0.0<7.12.1
Puppet Puppet Enterprise<2019.8.9
Puppet Puppet Enterprise>=2021.0.0<2021.4
Puppet Puppet Server<6.17.1
Puppet Puppet Server>=7.0.0<7.4.2
Fedoraproject Fedora=35

Event History

Nov 18, 2021
CVE Published
via MITRE·02:33 PM
Data Sourced
via MITRE·02:33 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2021-27023?

CVE-2021-27023 is a vulnerability in Puppet Agent and Puppet Server that can result in a leak of HTTP credentials.

2

How severe is CVE-2021-27023?

CVE-2021-27023 has a severity rating of 9.8 (critical).

3

Which software is affected by CVE-2021-27023?

Puppet Agent (versions up to 6.25.1 and between 7.0.0 and 7.12.1), Puppet Enterprise (versions up to 2019.8.9 and between 2021.0.0 and 2021.4), and Puppet Server (versions up to 6.17.1 and between 7.0.0 and 7.4.2) are affected by CVE-2021-27023.

4

How can CVE-2021-27023 be fixed?

To fix CVE-2021-27023, it is recommended to upgrade Puppet Agent, Puppet Enterprise, and Puppet Server to the latest versions available.

5

Where can I find more information about CVE-2021-27023?

More information about CVE-2021-27023 can be found at the following references: [Reference 1](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/62SELE7EKVKZL4GABFMVYMIIUZ7FPEF7/) and [Reference 2](https://puppet.com/security/cve/CVE-2021-27023).

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