CVE-2024-21403 Microsoft Azure Kubernetes Service Confidential Container Elevation of Privilege Vulnerability
Attackers can elevate privileges within Microsoft Azure Kubernetes Service Confidential Containers, requiring a vendor patch.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-21403?
CVE-2024-21403 is a critical vulnerability in Microsoft Azure Kubernetes Service, published on 13 Feb 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Microsoft Azure Kubernetes Service Confidential Container Elevation of Privilege Vulnerability
Weakness: CWE-552
Which versions are affected by CVE-2024-21403?
It affects 1 product.
Products include Microsoft Azure Kubernetes Service.
How do I fix CVE-2024-21403?
No fix has been published for CVE-2024-21403 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-21403 being exploited?
There is no known exploitation of CVE-2024-21403 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Azure Kubernetes Service
- CVE-2026-56163 Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability
- CVE-2026-33105 Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability
- CVE-2026-50516 Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability
- CVE-2024-21376 Microsoft Azure Kubernetes Service Confidential Container Remote Code Execution Vulnerability
- CVE-2026-32193 Azure Kubernetes Service (AKS) Remote Code Execution Vulnerability
Sources
Also known as GHSA-88fq-wp8p-xcg5.