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CVE-2024-25631— Unencrypted traffic between pods when using Wireguard and an external kvstore

Quick assessment

Affected
cilium cilium
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.

Cilium是一个开源软件。用于提供和透明地保护应用程序工作负载（如应用程序容器或进程）之间的网络连接和负载平衡。 Cilium v1.14.7之前版本存在安全漏洞，该漏洞源于受影响集群中 pod 之间的流量不会加密。

CVSS 6.1 · Medium EPSS 0.20% · P9
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I. Basic Information for CVE-2024-25631

Vulnerability Information
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Vulnerability Title
Unencrypted traffic between pods when using Wireguard and an external kvstore
Source: CVE Program / CVE List V5
Vulnerability Description
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster is not encrypted. This issue affects Cilium v1.14 before v1.14.7 and has been patched in Cilium v1.14.7. There is no workaround to this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
敏感数据加密缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Cilium 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cilium是一个开源软件。用于提供和透明地保护应用程序工作负载（如应用程序容器或进程）之间的网络连接和负载平衡。 Cilium v1.14.7之前版本存在安全漏洞，该漏洞源于受影响集群中 pod 之间的流量不会加密。
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
cilium cilium < 1.14.7 -

II. Public POCs for CVE-2024-25631

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III. Intelligence Information for CVE-2024-25631

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Vendor Advisories for CVE-2024-25631 (1)

Other References for CVE-2024-25631 (3)

IV. Related Vulnerabilities

Same product: cilium
Same vendor: cilium
Same weakness: CWE-311

V. Comments for CVE-2024-25631

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