Vulnerability from bitnami_vulndb
Published
2024-03-06 11:07
Modified
2026-09-08 08:34
Summary
Details

The implementation of realpath in libuv < 10.22.1, < 12.18.4, and < 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "node",
        "purl": "pkg:bitnami/node"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.0.0"
            },
            {
              "fixed": "10.22.1"
            },
            {
              "introduced": "12.0.0"
            },
            {
              "fixed": "12.18.4"
            },
            {
              "introduced": "14.0.0"
            },
            {
              "fixed": "14.9.0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-8252"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:*",
      "cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:*"
    ],
    "severity": "High"
  },
  "details": "The implementation of realpath in libuv \u003c 10.22.1, \u003c 12.18.4, and \u003c 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.",
  "id": "BIT-node-2020-8252",
  "modified": "2026-09-08T08:34:36.952Z",
  "published": "2024-03-06T11:07:50.102Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html"
    },
    {
      "type": "ADVISORY",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackerone.com/reports/965914"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/"
    },
    {
      "type": "ADVISORY",
      "url": "https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.gentoo.org/glsa/202009-15"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.netapp.com/advisory/ntap-20201009-0004/"
    },
    {
      "type": "ADVISORY",
      "url": "https://usn.ubuntu.com/4548-1/"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-8252"
    }
  ],
  "schema_version": "1.5.0"
}



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