CVE-2024-25631
mediumpriority · track · 21OT risk · elevatedEPSS 0.002 · 10 %ileEUUSEPSS · scored 2026-10-27
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (11)
Products and version ranges known to be affected.
advisories (9)
Vendor and ecosystem advisories describing this.
- GHSA-x989-52fc-4vr4Unencrypted traffic between pods when using Wireguard and an external kvstore2024-02-20ghsa · osvUS
### Impact For Cilium users who have enabled [an external kvstore](https://docs.cilium.io/en/stable/installation/k8s-install-external-etcd/#when-do-i-need-to-use-a-kvstore) and [Wireguard transparent encryption](https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wg), traffic between pods in the affected cluster is not encrypted. ### Patches This issue affects Cilium v1.14 before v1.14.7. This issue has been patched in Cilium v1.14.7. ### Workarounds There is no workaround to this issue - affected users are encouraged to upgrade. ### Acknowledgements The Cilium community has worked together with members of Isovalent to prepare these mitigations. Special thanks to @giorio94 and @gandro for their work on triaging and remediating this issue. ### For more information If you have any questions or comments about this advisory, please reach out on [Slack](https://docs.cilium.io/en/latest/community/community/#slack). If you think you found a related vulnerability, we strongly encourage you to report security vulnerabilities to our private security mailing list at [security@cilium.io](mailto:security@cilium.io). This is a private mailing list where only members of the Cilium internal security team are subscribed to, and your report will be treated as top priority.
- BIT-cilium-2024-256312024-05-15vendor · osvUS
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
- BIT-cilium-operator-2024-256312024-05-15vendor · osvUS
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
- BIT-cilium-proxy-2024-256312024-07-01vendor · osvUS
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
- BIT-hubble-2024-256312024-06-04vendor · osvUS
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
- BIT-hubble-relay-2024-256312024-05-24vendor · osvUS
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
- BIT-hubble-ui-2024-256312024-07-01vendor · osvUS
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
- BIT-hubble-ui-backend-2024-256312024-07-01vendor · osvUS
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, traffic between pods in the affected cluster 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.
- GO-2024-2569Unencrypted traffic between pods when using Wireguard and an external kvstore in github.com/cilium/cilium2024-06-04vendor · osvUS
Unencrypted traffic between pods when using Wireguard and an external kvstore in github.com/cilium/cilium
also known as (12)
Other names and identifiers for this entity.
- CNNVD-202402-1641cnnvd
- EUVD-2024-0762enisa_euvd
- GHSA-x989-52fc-4vr4enisa_euvd
- BIT-cilium-2024-25631osv
- BIT-cilium-operator-2024-25631osv
- BIT-cilium-proxy-2024-25631osv
- BIT-hubble-2024-25631osv
- BIT-hubble-relay-2024-25631osv
- BIT-hubble-ui-2024-25631osv
- BIT-hubble-ui-backend-2024-25631osv
- GHSA-x989-52fc-4vr4osv
- GO-2024-2569osv
sources
Which sources assert this record, and when.
references (13)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2024-25631/cnnvd
- https://docs.cilium.io/en/stable/installation/k8s-install-external-etcd/#when-do-i-need-to-use-a-kvstorecnnvd
- https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wgcnnvd
- https://github.com/cilium/cilium/releases/tag/v1.14.7cnnvd
- https://github.com/cilium/cilium/security/advisories/GHSA-x989-52fc-4vr4cnnvd
- https://docs.cilium.io/en/stable/installation/k8s-install-external-etcd/#when-do-i-need-to-use-a-kvstoreenisa_euvd
- https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wgenisa_euvd
- https://github.com/cilium/cilium/releases/tag/v1.14.7enisa_euvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan