CVE-2021-25740— Holes in EndpointSlice Validation Enable Host Network Hijack
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I. Basic Information for CVE-2021-25740
Vulnerability Information
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Vulnerability Title
Holes in EndpointSlice Validation Enable Host Network Hijack
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
未有动机的代理或中间人(混淆代理)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Red Hat OpenShift Container Platform 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat OpenShift Container Platform是美国红帽（Red Hat）公司的一套可帮助企业在物理、虚拟和公共云基础架构之间开发、部署和管理现有基于容器的应用程序的应用平台。 Red Hat OpenShift Container Platform 存在安全漏洞
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 | unspecified ~ 1.20.11 | - |
II. Public POCs for CVE-2021-25740
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://security.netapp.com/advisory/ntap-20211014-0001/x_refsource_CONFIRM
- https://github.com/kubernetes/kubernetes/issues/103675x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-25740
Same Patch Batch · Kubernetes · 2021-09-20 · 3 CVEs total
| CVE-2021-25741 | 8.8 HIGH | Symlink Exchange Can Allow Host Filesystem Access |
| CVE-2020-8561 | 4.1 MEDIUM | Webhook redirect in kube-apiserver |
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V. Comments for CVE-2021-25740
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