GHSA-43F8-2H32-F4CJ

Vulnerability from github – Published: 2021-05-06 16:10 – Updated: 2022-03-18 20:25
VLAI
Summary
Regular Expression Denial of Service in hosted-git-info
Details

The npm package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity

Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "hosted-git-info"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.8.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "npm",
        "name": "hosted-git-info"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.0.0"
            },
            {
              "fixed": "3.0.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-23362"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-03-24T21:06:22Z",
    "nvd_published_at": "2021-03-23T17:15:00Z",
    "severity": "MODERATE"
  },
  "details": "The npm package `hosted-git-info` before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity",
  "id": "GHSA-43f8-2h32-f4cj",
  "modified": "2022-03-18T20:25:44Z",
  "published": "2021-05-06T16:10:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23362"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npm/hosted-git-info/pull/76"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npm/hosted-git-info/commit/29adfe5ef789784c861b2cdeb15051ec2ba651a7"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npm/hosted-git-info/commit/8d4b3697d79bcd89cdb36d1db165e3696c783a01"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/npm/hosted-git-info"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npm/hosted-git-info/commits/v2"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1088356"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355"
    }
  ],
  "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:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Regular Expression Denial of Service in hosted-git-info"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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