CVE-2024-25630 Cilium has unencrypted ingress/health traffic when using Wireguard transparent encryption
Attackers can read unencrypted ingress and health traffic in Cilium clusters using WireGuard encryption, exposing sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-25630?
CVE-2024-25630 is a medium-severity vulnerability in cilium, published on 20 Feb 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who are using CRDs to store Cilium state (the default configuration) and Wireguard transparent encryption, traffic to/from the Ingress and health endpoints is not encrypted. This issue affects Cilium v1.14 before v1.14.7 and has been patched in Cilium v1.14.7. There is no workaround to this issue.
Which versions are affected by CVE-2024-25630?
10 open source packages ship an affected version, including github.com/cilium/cilium, cilium and cilium-operator. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
github.com/cilium/cilium Go | From 1.14.0 | 1.14.7 |
github.com/cilium/cilium Go | From 1.14.0 | 1.14.7 |
github.com/cilium/cilium Go | From 1.14.0 | 1.14.7 |
cilium Bitnami | From 1.14.0 | 1.14.7 |
cilium-operator Bitnami | From 1.14.0 | 1.14.7 |
cilium-proxy Bitnami | From 1.14.0 | 1.14.7 |
4 more packages
hubble Bitnami | From 1.14.0 | 1.14.7 |
hubble-relay Bitnami | From 1.14.0 | 1.14.7 |
hubble-ui Bitnami | From 1.14.0 | 1.14.7 |
hubble-ui-backend Bitnami | From 1.14.0 | 1.14.7 |
Products include Cilium Cilium.
How do I fix CVE-2024-25630?
Upgrade github.com/cilium/cilium to 1.14.7 or later.
Is CVE-2024-25630 being exploited?
There is no known exploitation of CVE-2024-25630 in the wild and no public exploit code.
Other vulnerabilities in cilium
- CVE-2026-49445 Cilium: Sensitive information disclosure and cluster disruption via local Envoy admin socket access
- CVE-2022-29178 Incorrect Default Permissions in Cilium
- CVE-2024-28860 Insecure IPsec transport encryption in Cilium
- CVE-2026-41520 Cillium exposes sensitive information included in the cilium-bugtool debug archive
- CVE-2024-37307 Cilium leaks sensitive information in cilium-bugtool
Sources
Also known as BIT-cilium-2024-25630, BIT-cilium-operator-2024-25630, BIT-cilium-proxy-2024-25630, BIT-hubble-2024-25630, BIT-hubble-relay-2024-25630, BIT-hubble-ui-2024-25630 and 3 more.