ghsa-wfjw-w6pv-8p7f
Vulnerability from github
Published
2022-02-01 00:47
Modified
2025-03-07 19:09
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
6.9 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Summary
Observable Response Discrepancy in Flask-AppBuilder
Details

Impact

User enumeration in database authentication in Flask-AppBuilder < 3.4.4. Allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in.

Patches

Upgrade to 3.4.4

Workarounds

References

For more information

If you have any questions or comments about this advisory: * Open an issue in example link to repo * Email us at example email address

Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "Flask-AppBuilder"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.4.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-21659"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-203",
      "CWE-204"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-01-31T20:19:12Z",
    "nvd_published_at": "2022-01-31T21:15:00Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\nUser enumeration in database authentication in Flask-AppBuilder  \u003c 3.4.4. Allows for a non authenticated user to enumerate existing accounts by timing the response time from the server when you are logging in.\n\n### Patches\nUpgrade to 3.4.4\n\n### Workarounds\n\n### References\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [example link to repo](http://example.com)\n* Email us at [example email address](mailto:example@example.com)",
  "id": "GHSA-wfjw-w6pv-8p7f",
  "modified": "2025-03-07T19:09:24Z",
  "published": "2022-02-01T00:47:53Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-wfjw-w6pv-8p7f"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-21659"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dpgaspar/Flask-AppBuilder/pull/1775"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dpgaspar/Flask-AppBuilder/commit/e2b744c258ff62ece9d5ac7172c3b4644ff4c2fe"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/dpgaspar/Flask-AppBuilder"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dpgaspar/Flask-AppBuilder/commits/v3.4.4"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/flask-appbuilder/PYSEC-2022-24.yaml"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Observable Response Discrepancy in Flask-AppBuilder"
}


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