{
  "id": "CVE-2021-23364",
  "sourceIdentifier": "report@snyk.io",
  "published": "2021-04-28T16:15:08.133",
  "lastModified": "2024-11-21T05:51:34.887",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The package browserslist from 4.0.0 and before 4.16.5 are vulnerable to Regular Expression Denial of Service (ReDoS) during parsing of queries."
    },
    {
      "lang": "es",
      "value": "El paquete browserslist de versiones 4.0.0 y anteriores hasta 4.16.5, son vulnerables a una Denegaci\u00f3n de Servicio de Expresi\u00f3n Regular (ReDoS) durante el an\u00e1lisis de consultas"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "report@snyk.io",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "LOW"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      },
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "LOW"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "baseScore": 5.0,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1333"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:browserslist_project:browserslist:*:*:*:*:*:node.js:*:*",
              "versionStartIncluding": "4.0.0",
              "versionEndExcluding": "4.16.5",
              "matchCriteriaId": "650A2A7E-03A0-4CD7-A5C9-389ADDFDCB79"
            }
          ]
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  "references": [
    {
      "url": "https://github.com/browserslist/browserslist/blob/e82f32d1d4100d6bc79ea0b6b6a2d281a561e33c/index.js%23L472-L474",
      "source": "report@snyk.io",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "https://github.com/browserslist/browserslist/commit/c091916910dfe0b5fd61caad96083c6709b02d98",
      "source": "report@snyk.io",
      "tags": [
        "Patch",
        "Third Party Advisory"
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    },
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      "url": "https://github.com/browserslist/browserslist/pull/593",
      "source": "report@snyk.io",
      "tags": [
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      ]
    },
    {
      "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1277182",
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    },
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      "url": "https://snyk.io/vuln/SNYK-JS-BROWSERSLIST-1090194",
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    {
      "url": "https://github.com/browserslist/browserslist/blob/e82f32d1d4100d6bc79ea0b6b6a2d281a561e33c/index.js%23L472-L474",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
    {
      "url": "https://github.com/browserslist/browserslist/commit/c091916910dfe0b5fd61caad96083c6709b02d98",
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      "tags": [
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    {
      "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1277182",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    {
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}