CVE-2024-28250

MEDIUM EPSS 6.8%
Published Mar 18, 20242y ago · Modified Jun 17, 20261w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Mar 18, 2024 2y ago
Last Modified Jun 17, 2026 1w ago

Description

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.8 and 1.15.2, In Cilium clusters with WireGuard enabled and traffic matching Layer 7 policies Wireguard-eligible traffic that is sent between a node's Envoy proxy and pods on other nodes is sent unencrypted and Wireguard-eligible traffic that is sent between a node's DNS proxy and pods on other nodes is sent unencrypted. This issue has been resolved in Cilium 1.14.8 and 1.15.2 in in native routing mode (`routingMode=native`) and in Cilium 1.14.4 in tunneling mode (`routingMode=tunnel`). Not that in tunneling mode, `encryption.wireguard.encapsulate` must be set to `true`. There is no known workaround for this issue.

CVSS Details

Base Score
6.1
Exploitability
1.6
Impact
4.0
Vector string
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Attack Vector Adjacent
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
6.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-311
CWE-319

Affected Products 2

VendorProductVersionRange
ciliumcilium*≥1.14.0  –  <1.14.8
ciliumcilium*≥1.15.0  –  <1.15.2

References 4

  • github.com https://github.com/cilium/cilium/releases/tag/v1.13.13
    Release Notes
  • github.com https://github.com/cilium/cilium/releases/tag/v1.14.8
    Release Notes
  • github.com https://github.com/cilium/cilium/releases/tag/v1.15.2
    Release Notes
  • github.com https://github.com/cilium/cilium/security/advisories/GHSA-v6q2-4qr3-5cw6
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.