GHSA-F3QM-VFC3-JG6V

Vulnerability from github – Published: 2024-02-20 18:03 – Updated: 2024-02-20 22:34
VLAI?
Summary
Possible CSRF attack at questionnaire templates preview
Details

Impact

The CSRF authenticity token check is currently disabled for the questionnaire templates preview as per: https://github.com/decidim/decidim/blob/3187bdfd40ea1c57c2c12512b09a7fec0b2bed08/decidim-templates/app/controllers/decidim/templates/admin/questionnaire_templates_controller.rb#L11

This was introduced by this commit in the PR that introduced this feature (#6247): https://github.com/decidim/decidim/pull/6247/commits/5542227be66e3b6d7530f5b536069bce09376660

The issue does not imply a serious security thread as you need to have access also to the session cookie in order to see this resource. This URL does not allow modifying the resource but it may allow attackers to gain access to information which was not meant to be public.

Patches

11743

Workarounds

Disable the templates functionality or remove all available templates.

References

11743

Severity ?
4.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "decidim-templates"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.23.0"
            },
            {
              "fixed": "0.27.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-47635"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-352",
      "CWE-918"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-02-20T18:03:12Z",
    "nvd_published_at": "2024-02-20T18:15:50Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\nThe CSRF authenticity token check is currently disabled for the questionnaire templates preview as per:\nhttps://github.com/decidim/decidim/blob/3187bdfd40ea1c57c2c12512b09a7fec0b2bed08/decidim-templates/app/controllers/decidim/templates/admin/questionnaire_templates_controller.rb#L11\n\nThis was introduced by this commit in the PR that introduced this feature (#6247):\nhttps://github.com/decidim/decidim/pull/6247/commits/5542227be66e3b6d7530f5b536069bce09376660\n\nThe issue does not imply a serious security thread as you need to have access also to the session cookie in order to see this resource. This URL does not allow modifying the resource but it may allow attackers to gain access to information which was not meant to be public.\n\n### Patches\n#11743\n\n### Workarounds\nDisable the templates functionality or remove all available templates.\n\n### References\n#11743",
  "id": "GHSA-f3qm-vfc3-jg6v",
  "modified": "2024-02-20T22:34:19Z",
  "published": "2024-02-20T18:03:12Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/security/advisories/GHSA-f3qm-vfc3-jg6v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-47635"
    },
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/pull/11743"
    },
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/pull/6247"
    },
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/commit/5542227be66e3b6d7530f5b536069bce09376660"
    },
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/commit/57a4b467787448307b5d9b01ce6e2c8502e121ac"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/decidim/decidim"
    },
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/blob/3187bdfd40ea1c57c2c12512b09a7fec0b2bed08/decidim-templates/app/controllers/decidim/templates/admin/questionnaire_templates_controller.rb#L11"
    },
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/releases/tag/v0.27.5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/releases/tag/v0.28.0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Possible CSRF attack at questionnaire templates preview"
}


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Sightings

Author Source Type Date

Nomenclature

  • 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.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.