Cleartext Transmission of Sensitive Information Affecting cilium-1.14 package, versions <1.14.8-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.05% (24th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-CILIUM114-6474521
  • published21 Mar 2024
  • disclosed18 Mar 2024

Introduced: 18 Mar 2024

CVE-2024-28250  (opens in a new tab)
CWE-319  (opens in a new tab)

How to fix?

Upgrade Chainguard cilium-1.14 to version 1.14.8-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cilium-1.14 package and not the cilium-1.14 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

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 Scores

version 3.1