{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "concat-stream"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.5.0"
            },
            {
              "fixed": "1.5.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "npm",
        "name": "concat-stream"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.4.0"
            },
            {
              "fixed": "1.4.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "npm",
        "name": "concat-stream"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.3.0"
            },
            {
              "fixed": "1.3.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2019-06-03T17:26:24Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "Versions of `concat-stream` before 1.5.2 are vulnerable to memory exposure if userp provided input is passed into `write()`\n\nVersions \u003c1.3.0 are not affected due to not using unguarded Buffer constructor.\n\n\n\n## Recommendation\n\nUpdate to version 1.5.2, 1.4.11, 1.3.2 or later.\n\nIf you are unable to update make sure user provided input into the `write()` function is not a number.",
  "id": "GHSA-g74r-ffvr-5q9f",
  "modified": "2020-08-31T18:29:17Z",
  "published": "2019-06-03T17:26:44Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/maxogden/concat-stream/pull/47"
    },
    {
      "type": "WEB",
      "url": "https://github.com/maxogden/concat-stream/pull/47/commits/3e285ba5e5b10b7c98552217f5c1023829efe69e"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/ChALkeR/c2d2fd3f1d72d51ad883df195be03a85"
    },
    {
      "type": "WEB",
      "url": "https://www.npmjs.com/advisories/597"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "Memory Exposure in concat-stream"
}