Vulnerability Details : 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 (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.
Products affected by CVE-2021-32001
- cpe:2.3:a:suse:rancher_k3s:1.19.12:*:*:*:*:*:*:*
- cpe:2.3:a:suse:rancher_k3s:1.20.8:*:*:*:*:*:*:*
- cpe:2.3:a:suse:rancher_k3s:1.21.2:*:*:*:*:*:*:*
- cpe:2.3:a:suse:rancher_rke2:1.19.12:*:*:*:*:*:*:*
- cpe:2.3:a:suse:rancher_rke2:1.20.8:*:*:*:*:*:*:*
- cpe:2.3:a:suse:rancher_rke2:1.21.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-32001
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-32001
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
SUSE | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-32001
-
The product does not encrypt sensitive or critical information before storage or transmission.Assigned by: meissner@suse.de (Secondary)
References for CVE-2021-32001
-
https://bugzilla.suse.com/show_bug.cgi?id=1188453
Bug 1188453 – CVE-2021-32001: K3s/RKE2 bootstrap data is encrypted with empty string if user does not supply a tokenIssue Tracking;Vendor Advisory
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