CVEvulnerability

CVE-2024-28250

6.1 MEDIUM Published 2024-03-18 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2024-03-18
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.1 MEDIUM — CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
CVSS 3.1 ([email protected])
6.1 MEDIUM — CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Weaknesses
CWE-311, CWE-319

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.

Affected configurations

• cilium cilium (>= 1.14.0 < 1.14.8) • cilium cilium (>= 1.15.0 < 1.15.2)

Related

Weakness · CWE (2)

  • CWE-311 Missing Encryption of Sensitive Data weakness
  • CWE-319 Cleartext Transmission of Sensitive Information weakness

References