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MEDIUM6.1

GHSA-x989-52fc-4vr4

Unencrypted traffic between pods when using Wireguard and an external kvstore

Quick fix

GHSA-x989-52fc-4vr4 — github.com/cilium/cilium: upgrade to the fixed version with the command below.

go get github.com/cilium/cilium@v1.14.7

Details

### 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.

Are you affected?

Enter the version of the package you're using.

Affected packages

Go/github.com/cilium/cilium
Introduced in: 1.14.0Fixed in: 1.14.7
Fixgo get github.com/cilium/cilium@v1.14.7

References