CVE-2023-2431— Bypass of seccomp profile enforcement
Quick assessment
Affected
Kubernetes Kubernetes
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Kubernetes（K8s）是云原生计算基金会（Cloud Native Computing Foundation）的一个开源系统，用于自动部署、扩展和管理容器化应用程序。 Kubernetes Kubelet存在安全漏洞，该漏洞源于允许Pod绕过seccomp配置文件的设置。受影响的产品和版本：Kubelet 1.27.0至1.27.1版本，1.26.0至1.26.4版本，1.25.0至1.25.9版本，1.24.13及之前版本。
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I. Basic Information for CVE-2023-2431
Vulnerability Information
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Vulnerability Title
Bypass of seccomp profile enforcement
Source: CVE Program / CVE List V5
Vulnerability Description
A security issue was discovered in Kubelet that allows pods to bypass the seccomp profile enforcement. Pods that use localhost type for seccomp profile but specify an empty profile field, are affected by this issue. In this scenario, this vulnerability allows the pod to run in unconfined (seccomp disabled) mode. This bug affects Kubelet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1287
Source: CVE Program / CVE List V5
Vulnerability Title
Kubernetes 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kubernetes（K8s）是云原生计算基金会（Cloud Native Computing Foundation）的一个开源系统，用于自动部署、扩展和管理容器化应用程序。 Kubernetes Kubelet存在安全漏洞，该漏洞源于允许Pod绕过seccomp配置文件的设置。受影响的产品和版本：Kubelet 1.27.0至1.27.1版本，1.26.0至1.26.4版本，1.25.0至1.25.9版本，1.24.13及之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Kubernetes | Kubernetes | 0 ~ v1.24.14 | - |
|
II. Public POCs for CVE-2023-2431
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2023-2431 (2)
Other References for CVE-2023-2431 (2)
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V. Comments for CVE-2023-2431
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