How severe is CVE-2022-37968?

CVE-2022-37968 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-37968 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-37968?

CVE-2022-37968 primarily affects Microsoft Azure Arc-enabled Kubernetes. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-37968?

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

When was CVE-2022-37968 published?

CVE-2022-37968 was published on 2022-10-11 and last updated on 2026-06-17.

CVE-2022-37968

CVE-2022-37968 is a critical-severity vulnerability in Microsoft Azure Arc-enabled Kubernetes with a CVSS 3.x base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Azure Arc-enabled Kubernetes
Published: 2022-10-11
Last modified: 2026-06-17

Description

Microsoft has identified a vulnerability affecting the cluster connect feature of Azure Arc-enabled Kubernetes clusters. This vulnerability could allow an unauthenticated user to elevate their privileges and potentially gain administrative control over the Kubernetes cluster. Additionally, because Azure Stack Edge allows customers to deploy Kubernetes workloads on their devices via Azure Arc, Azure Stack Edge devices are also vulnerable to this vulnerability.

Frequently asked questions

What is CVE-2022-37968?: Microsoft has identified a vulnerability affecting the cluster connect feature of Azure Arc-enabled Kubernetes clusters. This vulnerability could allow an unauthenticated user to elevate their privileges and potentially gain administrative control over the Kubernetes cluster. Additionally, because Azure Stack Edge allows customers to deploy Kubernetes workloads on their devices via Azure Arc, Azure Stack Edge devices are also vulnerable to this vulnerability.
How severe is CVE-2022-37968?: CVE-2022-37968 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-37968 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-37968?: CVE-2022-37968 primarily affects Microsoft Azure Arc-enabled Kubernetes. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-37968?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-37968 published?: CVE-2022-37968 was published on 2022-10-11 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:microsoft:azure_arc-enabled_kubernetes:1.5.8:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:azure_arc-enabled_kubernetes:1.6.19:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:azure_arc-enabled_kubernetes:1.7.18:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:azure_arc-enabled_kubernetes:1.8.11:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:azure_stack_edge:-:*:*:*:*:*:*:*