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CVE-2023-1943— Privilege Escalation in kOps using GCE/GCP Provider in Gossip Mode

Quick assessment

Affected
Kubernetes kops
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 kOps存在安全漏洞，该漏洞源于在Gossip模式下运行时kOps中的权限管理不当，允许远程用户在集群内升级权限。

CVSS 8.0 · High EPSS 0.58% · P46

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2023-1943

Vulnerability Information
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Vulnerability Title
Privilege Escalation in kOps using GCE/GCP Provider in Gossip Mode
Source: CVE Program / CVE List V5
Vulnerability Description
Privilege Escalation in kOps using GCE/GCP Provider in Gossip Mode.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
带着不必要的权限执行
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 kOps存在安全漏洞，该漏洞源于在Gossip模式下运行时kOps中的权限管理不当，允许远程用户在集群内升级权限。
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 kops 0 ~ 1.25.3 -

II. Public POCs for CVE-2023-1943

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III. Intelligence Information for CVE-2023-1943

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Other References for CVE-2023-1943 (2)

IV. Related Vulnerabilities

Same vendor: Kubernetes
Same weakness: CWE-250

V. Comments for CVE-2023-1943

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