GHSA-M3MQ-F375-5VGH

Vulnerability from github – Published: 2025-06-12 23:02 – Updated: 2025-06-12 23:02
VLAI?
Summary
Vantage6 Server JWT secret not cryptographically secure
Details

Impact

The JWT secret key in the vantage6 server is auto-generated unless defined by the user. The auto-generated key is a UUID1, which is not cryptographically secure as it is predictable to some extent

Patches

No

Workarounds

You may define JWT secret key in the server configuration file

Severity ?
1.7 (Low)
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "vantage6-server"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.11.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-43866"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-330"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-06-12T23:02:13Z",
    "nvd_published_at": "2025-06-12T18:15:20Z",
    "severity": "LOW"
  },
  "details": "### Impact\nThe JWT secret key in the vantage6 server is auto-generated unless defined by the user. The auto-generated key is a UUID1, which is not cryptographically secure as it is [predictable to some extent](https://docs.python.org/3/library/uuid.html#uuid.uuid1)\n\n### Patches\nNo\n\n### Workarounds\nYou may define JWT secret key in the server configuration file",
  "id": "GHSA-m3mq-f375-5vgh",
  "modified": "2025-06-12T23:02:13Z",
  "published": "2025-06-12T23:02:13Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/vantage6/vantage6/security/advisories/GHSA-m3mq-f375-5vgh"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-43866"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vantage6/vantage6/commit/e39a262faf1cd4c554bf1b8e57eeea082da995c0"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vantage6/vantage6"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Vantage6 Server JWT secret not cryptographically secure"
}


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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.
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  • Patched: The vulnerability was observed as successfully patched 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.