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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