#VU101778 Input validation error in Kubelet - CVE-2024-10220

Vulnerability identifier: #VU101778

Vulnerability risk: Medium

CVSSv4.0: 8.4 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:P/U:Green]

CVE-ID: CVE-2024-10220

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Kubelet
Web applications / Modules and components for CMS

Vendor: Kubernetes

Description

The vulnerability allows a remote user to execute arbitrary commands on the system.

The vulnerability exists due to an error when handling gitRepo volumes. A remote user with the ability to create a pod and associate a gitRepo volume can execute arbitrary commands beyond the container boundary.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Kubelet: 1.28.0 - 1.29.6, 1.30.0 - 1.30.2

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External links
https://www.openwall.com/lists/oss-security/2024/11/20/1
https://github.com/kubernetes/kubernetes/issues/128885
https://groups.google.com/g/kubernetes-security-announce/c/ptNgV5Necko

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.