GHSA-X989-52FC-4VR4

Vulnerability from github – Published: 2024-02-20 23:45 – Updated: 2024-12-18 19:19
VLAI?
Summary
Unencrypted traffic between pods when using Wireguard and an external kvstore
Details

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 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.

Severity ?
6.1 (Medium)
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/cilium/cilium"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.14.0"
            },
            {
              "fixed": "1.14.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-25631"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-311",
      "CWE-319"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-02-20T23:45:16Z",
    "nvd_published_at": "2024-02-20T18:15:53Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\n\nFor 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.\n\n### Patches\n\nThis issue affects Cilium v1.14 before v1.14.7.\n\nThis issue has been patched in Cilium v1.14.7.\n\n### Workarounds\n\nThere is no workaround to this issue - affected users are encouraged to upgrade.\n\n### Acknowledgements\n\nThe 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.\n\n### For more information\n\nIf you have any questions or comments about this advisory, please reach out on [Slack](https://docs.cilium.io/en/latest/community/community/#slack).\n\nIf 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.\n",
  "id": "GHSA-x989-52fc-4vr4",
  "modified": "2024-12-18T19:19:52Z",
  "published": "2024-02-20T23:45:16Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/cilium/cilium/security/advisories/GHSA-x989-52fc-4vr4"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-25631"
    },
    {
      "type": "WEB",
      "url": "https://docs.cilium.io/en/stable/installation/k8s-install-external-etcd/#when-do-i-need-to-use-a-kvstore"
    },
    {
      "type": "WEB",
      "url": "https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wg"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/cilium/cilium"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cilium/cilium/releases/tag/v1.14.7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Unencrypted traffic between pods when using Wireguard and an external kvstore"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.