CVE-2023-28114 — `cilium-cli` is the command line interface to install, manage, and troubleshoot

`cilium-cli` is the command line interface to install, manage, and troubleshoot Kubernetes clusters running Cilium. Prior to version 0.13.2,`cilium-cli`, when used to configure cluster mesh functionality, can remove the enforcement of user permissions on the `etcd` store used to

01What is this vulnerability?

`cilium-cli` is the command line interface to install, manage, and troubleshoot Kubernetes clusters running Cilium. Prior to version 0.13.2,`cilium-cli`, when used to configure cluster mesh functionality, can remove the enforcement of user permissions on the `etcd` store used to mirror local cluster information to remote clusters. Users who have set up cluster meshes using the Cilium Helm chart…

02Affected products

Vendor	Product	Versions
cilium	cilium	cli — < 0.13.2

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-03-22T18:30:16.774Z
• Last modified: 2025-02-25T14:51:44.533Z

09References

• github.com — https://github.com/cilium/cilium-cli/security/advisories/GHSA-6f27-3p6c-p5jc
• github.com — https://github.com/cilium/cilium-cli/commit/fb1427025764e1eebc4a7710d902c4f22cae…
• artifacthub.io — https://artifacthub.io/packages/helm/cilium/cilium
• github.com — https://github.com/cilium/cilium-cli/releases/tag/v0.13.2