What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2021-32001.

What is the severity of CVE-2021-32001?

The severity of CVE-2021-32001 is medium.

Which software versions are affected by CVE-2021-32001?

CVE-2021-32001 affects SUSE Rancher K3s versions 1.19.12, 1.20.8, and 1.21.2, as well as Suse Rancher Rke2 versions 1.19.12, 1.20.8, and 1.21.2.

What can an attacker do with CVE-2021-32001?

An attacker with direct access to the datastore or a copy of a datastore backup can extract the cluster's confidential keying material and decrypt it, gaining access to cluster certificate authority private keys and secrets encryption configuration passphrase.

Is there a fix available for CVE-2021-32001?

Yes, it is recommended to update SUSE Rancher K3s and Suse Rancher Rke2 to the latest versions to fix CVE-2021-32001.

Vulnerability/
CVE-2021-32001

medium

6.5

CWE

311

28/7/2021

14/11/2022

CVE-2021-32001

First published: Wed Jul 28 2021(Updated: )

K3s in SUSE Rancher allows any user with direct access to the datastore, or a copy of a datastore backup, to extract the cluster's confidential keying material (cluster certificate authority private keys, secrets encryption configuration passphrase, etc.) and decrypt it, without having to know the token value. This issue affects: SUSE Rancher K3s version v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1 and prior versions; RKE2 version v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1 and prior versions.

Credit: meissner@suse.de

Affected Software	Affected Version	How to fix
SUSE Rancher K3s	=1.19.12
SUSE Rancher K3s	=1.20.8
SUSE Rancher K3s	=1.21.2
Suse Rancher Rke2	=1.19.12
Suse Rancher Rke2	=1.20.8
Suse Rancher Rke2	=1.21.2

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Reference Links

https://bugzilla.suse.com/show_bug.cgi?id=1188453

Frequently Asked Questions

What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2021-32001.
What is the severity of CVE-2021-32001?
The severity of CVE-2021-32001 is medium.
Which software versions are affected by CVE-2021-32001?
CVE-2021-32001 affects SUSE Rancher K3s versions 1.19.12, 1.20.8, and 1.21.2, as well as Suse Rancher Rke2 versions 1.19.12, 1.20.8, and 1.21.2.
What can an attacker do with CVE-2021-32001?
An attacker with direct access to the datastore or a copy of a datastore backup can extract the cluster's confidential keying material and decrypt it, gaining access to cluster certificate authority private keys and secrets encryption configuration passphrase.
Is there a fix available for CVE-2021-32001?
Yes, it is recommended to update SUSE Rancher K3s and Suse Rancher Rke2 to the latest versions to fix CVE-2021-32001.

collector/nvd-index
vendor/suse
canonical/suse rancher k3s
version/suse rancher k3s/1.19.12
version/suse rancher k3s/1.20.8
version/suse rancher k3s/1.21.2
canonical/suse rancher rke2
version/suse rancher rke2/1.19.12
version/suse rancher rke2/1.20.8
version/suse rancher rke2/1.21.2

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