How severe is CVE-2022-0811?

CVE-2022-0811 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-0811 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-0811?

CVE-2022-0811 affects Kubernetes Cri-o. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-0811?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-0811 published?

CVE-2022-0811 was published on 2022-03-16 and last updated on 2026-06-17.

CVE-2022-0811

CVE-2022-0811 is a high-severity vulnerability in Kubernetes Cri-o with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 19% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Kubernetes Cri-o
Published: 2022-03-16
Last modified: 2026-06-17

Description

A flaw was found in CRI-O in the way it set kernel options for a pod. This issue allows anyone with rights to deploy a pod on a Kubernetes cluster that uses the CRI-O runtime to achieve a container escape and arbitrary code execution as root on the cluster node, where the malicious pod was deployed.

Frequently asked questions

What is CVE-2022-0811?: A flaw was found in CRI-O in the way it set kernel options for a pod. This issue allows anyone with rights to deploy a pod on a Kubernetes cluster that uses the CRI-O runtime to achieve a container escape and arbitrary code execution as root on the cluster node, where the malicious pod was deployed.
How severe is CVE-2022-0811?: CVE-2022-0811 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-0811 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-0811?: CVE-2022-0811 affects Kubernetes Cri-o. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-0811?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-0811 published?: CVE-2022-0811 was published on 2022-03-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:kubernetes:cri-o:*:*:*:*:*:*:*:*

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