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Unrated severityNVD Advisory· Published Jul 28, 2021· Updated Sep 16, 2024

K3s/RKE2 bootstrap data is encrypted with empty string if user does not supply a token

CVE-2021-32001

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • SUSE S.A./RKE2llm-fuzzy
    Range: v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1 and prior
  • SUSE S.A./Rancherllm-fuzzy2 versions
    K3s: v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1 and prior; RKE2: v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1 and prior+ 1 more
    • (no CPE)range: K3s: v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1 and prior; RKE2: v1.19.12+rke2r1, v1.20.8+rke2r1, v1.21.2+rke2r1 and prior
    • (no CPE)range: RKE2
  • K3s Io/K3sllm-fuzzy
    Range: v1.19.12+k3s1, v1.20.8+k3s1, v1.21.2+k3s1 and prior

Patches

Vulnerability mechanics

References

1

News mentions

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