Arbitrary command execution in Kubernetes kubelet



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-10220
CWE-ID CWE-20
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Kubelet
Web applications / Modules and components for CMS

Vendor Kubernetes

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU101778

Risk: Medium

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2024-10220

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

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 - 1.30.2

CPE2.3 External links

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


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.



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