CVE-2021-32001: 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…

PriorityP335medium6.5CVSS 3.1

AVNACLPRLUINSUCHINAN

EPSS

0.30%

22.6th percentile

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.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
suse	rancher	K3s – v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1	—
suse	rancher	RKE2 – v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1	—
suse	rancher_k3s	—	—
suse	rancher_k3s	—	—
suse	rancher_k3s	—	—
suse	rancher_rke2	—	—
suse	rancher_rke2	—	—
suse	rancher_rke2	—	—

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.