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CVE-2022-3172— Kubernetes - API server - Aggregated API server can cause clients to be redirected (SSRF)

Quick assessment

Affected
Kubernetes kube-apiserver
Exploitation
Public or AI PoC available; prioritize validation
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 存在安全漏洞，该漏洞源于允许聚合 API 服务器将客户端流量重定向到任何 URL。这可能会导致客户端执行意外操作以及将客户端的 API 服务器凭据转发给第三方。

CVSS 5.1 · Medium EPSS 2.46% · P84
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I. Basic Information for CVE-2022-3172

Vulnerability Information
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Vulnerability Title
Kubernetes - API server - Aggregated API server can cause clients to be redirected (SSRF)
Source: CVE Program / CVE List V5
Vulnerability Description
A security issue was discovered in kube-apiserver that allows an aggregated API server to redirect client traffic to any URL. This could lead to the client performing unexpected actions as well as forwarding the client's API server credentials to third parties.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Kubernetes 代码问题漏洞
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 存在安全漏洞，该漏洞源于允许聚合 API 服务器将客户端流量重定向到任何 URL。这可能会导致客户端执行意外操作以及将客户端的 API 服务器凭据转发给第三方。
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 kube-apiserver v1.25.0 -

II. Public POCs for CVE-2022-3172

# POC Description Source Link Shenlong Link
1 None https://github.com/UgOrange/CVE-2022-3172 POC Details
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III. Intelligence Information for CVE-2022-3172

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Vendor Advisories for CVE-2022-3172 (1)

Other References for CVE-2022-3172 (2)

IV. Related Vulnerabilities

Same product: kube-apiserver
Same vendor: Kubernetes
Same weakness: CWE-918

V. Comments for CVE-2022-3172

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