CVE-2024-28250
Cilium is a networking, observability, and security solution with an eBPF-based dataplane.
Does this matter?
Lower severity and a low EPSS score (0.17%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 6.1 MEDIUMCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
- EPSS
- 0.17% probability · 7th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-311, CWE-319
- Affected
- cilium/cilium
- Source
- security-advisories@github.com
References
- https://github.com/cilium/cilium/releases/tag/v1.13.13Release Notes
- https://github.com/cilium/cilium/releases/tag/v1.14.8Release Notes
- https://github.com/cilium/cilium/releases/tag/v1.15.2Release Notes
- https://github.com/cilium/cilium/security/advisories/GHSA-v6q2-4qr3-5cw6Vendor Advisory
- https://github.com/cilium/cilium/releases/tag/v1.13.13Release Notes
- https://github.com/cilium/cilium/releases/tag/v1.14.8Release Notes
- https://github.com/cilium/cilium/releases/tag/v1.15.2Release Notes
- https://github.com/cilium/cilium/security/advisories/GHSA-v6q2-4qr3-5cw6Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.