CVE-2021-32001

28.07.2021, 10:15

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.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	6.5 MEDIUM	NETWORK	LOW	LOW	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
suse	CNA	6.5 MEDIUM	NETWORK	LOW	LOW	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 31%

Vendor	Product	Version
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

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-311 - Missing Encryption of Sensitive Data
The software does not encrypt sensitive or critical information before storage or transmission.

References

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