Vulnerability from bitnami_vulndb
Published
2024-03-06 10:57
Modified
2025-10-22 09:08
Summary
Details

Drupal core does not properly sanitize certain filenames on uploaded files, which can lead to files being interpreted as the incorrect extension and served as the wrong MIME type or executed as PHP for certain hosting configurations. This issue affects: Drupal Drupal Core 9.0 versions prior to 9.0.8, 8.9 versions prior to 8.9.9, 8.8 versions prior to 8.8.11, and 7 versions prior to 7.74.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "drupal",
        "purl": "pkg:bitnami/drupal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "7.0.0"
            },
            {
              "fixed": "7.74.0"
            },
            {
              "introduced": "8.8.0"
            },
            {
              "fixed": "8.8.11"
            },
            {
              "introduced": "8.9.0"
            },
            {
              "fixed": "8.9.9"
            },
            {
              "introduced": "9.0.0"
            },
            {
              "fixed": "9.0.8"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-13671"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*"
    ],
    "severity": "High"
  },
  "details": "Drupal core does not properly sanitize certain filenames on uploaded files, which can lead to files being interpreted as the incorrect extension and served as the wrong MIME type or executed as PHP for certain hosting configurations. This issue affects: Drupal Drupal Core 9.0 versions prior to 9.0.8, 8.9 versions prior to 8.9.9, 8.8 versions prior to 8.8.11, and 7 versions prior to 7.74.",
  "id": "BIT-drupal-2020-13671",
  "modified": "2025-10-22T09:08:25.162Z",
  "published": "2024-03-06T10:57:20.872Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/"
    },
    {
      "type": "WEB",
      "url": "https://www.drupal.org/sa-core-2020-012"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-13671"
    },
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-13671"
    }
  ],
  "schema_version": "1.5.0"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.