What’s Vulnerable › Vulnerabilities

CVE-2024-21400: Microsoft Azure Kubernetes Service Confidential Container Elevation of Privilege Vulnerability

• Severity: critical (CVSS 9.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-03-12 · updated 2026-09-14
• Weakness: CWE-22

Description

Microsoft Azure Kubernetes Service Confidential Container Elevation of Privilege Vulnerability

Affected products

• Microsoft Confcom: before 0.3.3 — fixed in 0.3.3
• Microsoft Azure Kubernetes Service: from 1.0.0 before 0.3.3 — fixed in 0.3.3

How to fix

Upgrade to a fixed version: Microsoft Confcom 0.3.3; Microsoft Azure Kubernetes Service 0.3.3. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21400
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21400

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