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CVE-2025-64171— MARIN3R: Cross-Namespace Vulnerability in the Operator

Quick assessment

Affected
3scale-sre marin3r
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.

marin3r是Red Hat 3scale SRE开源的一个基于CRD的轻量级kubernetes控制面板。 marin3r 0.13.3及之前版本存在安全漏洞，该漏洞源于DiscoveryServiceCertificate存在跨命名空间秘密访问漏洞，可能导致绕过RBAC并访问未经授权的命名空间中的秘密。

AI Predicted 8.1 Difficulty: Easy EPSS 0.20% · P10
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I. Basic Information for CVE-2025-64171

Vulnerability Information
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Vulnerability Title
MARIN3R: Cross-Namespace Vulnerability in the Operator
Source: CVE Program / CVE List V5
Vulnerability Description
MARIN3R is a lightweight, CRD based envoy control plane for kubernetes. In versions 0.13.3 and below, there is a cross-namespace secret access vulnerability in the project's DiscoveryServiceCertificate which allows users to bypass RBAC and access secrets in unauthorized namespaces. This issue is fixed in version 0.13.4.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
marin3r 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
marin3r是Red Hat 3scale SRE开源的一个基于CRD的轻量级kubernetes控制面板。 marin3r 0.13.3及之前版本存在安全漏洞，该漏洞源于DiscoveryServiceCertificate存在跨命名空间秘密访问漏洞，可能导致绕过RBAC并访问未经授权的命名空间中的秘密。
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
3scale-sre marin3r < 0.13.4 -

II. Public POCs for CVE-2025-64171

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III. Intelligence Information for CVE-2025-64171

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Patches & Fixes for CVE-2025-64171 (1)

IV. Related Vulnerabilities

Same weakness: CWE-862

V. Comments for CVE-2025-64171

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