Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cilium | Cilium | >= 1.14.0, < 1.14.8 |
Related Weaknesses (CWE)
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
FAQ
What is CVE-2024-28250?
CVE-2024-28250 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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...
How severe is CVE-2024-28250?
CVE-2024-28250 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-28250?
Check the references section above for vendor advisories and patch information. Affected products include: Cilium Cilium.