ghsa-pw54-mh39-w3hc
Vulnerability from github
Published
2021-05-10 19:08
Modified
2021-04-20 17:21
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Regular expression denial of service in npm-user-validate
Details

This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "npm-user-validate"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-7754"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-04-20T17:21:44Z",
    "nvd_published_at": "2020-10-27T15:15:00Z",
    "severity": "HIGH"
  },
  "details": "This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters.",
  "id": "GHSA-pw54-mh39-w3hc",
  "modified": "2021-04-20T17:21:44Z",
  "published": "2021-05-10T19:08:15Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/npm/npm-user-validate/security/advisories/GHSA-xgh6-85xh-479p"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7754"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npm/npm-user-validate/commit/c8a87dac1a4cc6988b5418f30411a8669bef204e"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1019353"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-JS-NPMUSERVALIDATE-1019352"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Regular expression denial of service in npm-user-validate"
}


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