CVE-2024-25631
Unencrypted traffic between pods when using Wireguard and an external kvstore
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.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Unencrypted traffic between pods when using Wireguard and an external kvstore
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.
- Record
CVE-2024-25631- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-311
- Updated
- 2026-11-02
EUVDEUVD-2024-0762
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.
- Record
EUVD-2024-0762- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x989-52fc-4vr4
Unencrypted traffic between pods when using Wireguard and an external kvstore
Impact
For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, 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.
If you think you found a related vulnerability, we strongly encourage you to report security vulnerabilities to our private security mailing list at [email protected]. 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.
- Record
GHSA-x989-52fc-4vr4- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2024-25631- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
OSV
Unencrypted traffic between pods when using Wireguard and an external kvstore
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.
- Record
CVE-2024-25631- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-311
- Updated
- 2026-11-02
OSVGHSA-x989-52fc-4vr4
Unencrypted traffic between pods when using Wireguard and an external kvstore
Impact
For Cilium users who have enabled an external kvstore and Wireguard transparent encryption, 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.
If you think you found a related vulnerability, we strongly encourage you to report security vulnerabilities to our private security mailing list at [email protected]. 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.
- Record
GHSA-x989-52fc-4vr4- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
Show 8 moreShow less
OSVBIT-cilium-2024-25631 No score
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.
- Record
BIT-cilium-2024-25631- Updated
- 2026-11-02
OSVBIT-cilium-operator-2024-25631 No score
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.
- Record
BIT-cilium-operator-2024-25631- Updated
- 2026-11-02
OSVBIT-cilium-proxy-2024-25631 No score
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.
- Record
BIT-cilium-proxy-2024-25631- Updated
- 2026-11-02
OSVBIT-hubble-2024-25631 No score
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.
- Record
BIT-hubble-2024-25631- Updated
- 2026-11-02
OSVBIT-hubble-relay-2024-25631 No score
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.
- Record
BIT-hubble-relay-2024-25631- Updated
- 2026-11-02
OSVBIT-hubble-ui-2024-25631 No score
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.
- Record
BIT-hubble-ui-2024-25631- Updated
- 2026-11-02
OSVBIT-hubble-ui-backend-2024-25631 No score
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.
- Record
BIT-hubble-ui-backend-2024-25631- Updated
- 2026-11-02
OSVGO-2024-2569 No score
Unencrypted traffic between pods when using Wireguard and an external kvstore in github.com/cilium/cilium
Unencrypted traffic between pods when using Wireguard and an external kvstore in github.com/cilium/cilium
- Record
GO-2024-2569- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/cilium/ciliumGo |
1.14.0 up to 1.14.7 | 1.14.7 |
ciliumBitnami |
before 1.14.7 | 1.14.7 |
cilium-operatorBitnami |
before 1.14.7 | 1.14.7 |
cilium-proxyBitnami |
before 1.14.7 | 1.14.7 |
hubbleBitnami |
before 1.14.7 | 1.14.7 |
hubble-relayBitnami |
before 1.14.7 | 1.14.7 |
hubble-uiBitnami |
before 1.14.7 | 1.14.7 |
hubble-ui-backendBitnami |
before 1.14.7 | 1.14.7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-25631 is a medium vulnerability (CVSS 6.1) in Cilium, published February 20, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 9th percentile. Fixed in github.com/cilium/cilium 1.14.7.
References
github.com/cilium/cilium/security/advisories/GHSA-x989-52fc-4vr4
docs.cilium.io/en/stable/installation/k8s-install-external-etcd
nvd.nist.gov/vuln/detail/CVE-2024-25631