#VU86421 Input validation error in Azure Kubernetes Service Confidential Containers - CVE-2024-21376

Vulnerability identifier: #VU86421

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-21376

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Azure Kubernetes Service Confidential Containers
Other software / Other software solutions

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the Microsoft Azure Kubernetes Service Confidential Container. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Azure Kubernetes Service Confidential Containers: All versions

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External links
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21376

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.