{
  "GSD": {
    "alias": "CVE-2017-16030",
    "description": "Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long useragent string, causing the event loop and server to block. This affects Useragent 2.1.12 and earlier.",
    "id": "GSD-2017-16030"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "aliases": [
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      "details": "Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long useragent string, causing the event loop and server to block. This affects Useragent 2.1.12 and earlier.",
      "id": "GSD-2017-16030",
      "modified": "2023-12-13T01:21:01.009031Z",
      "schema_version": "1.4.0"
    }
  },
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        "ASSIGNER": "support@hackerone.com",
        "DATE_PUBLIC": "2018-04-26T00:00:00",
        "ID": "CVE-2017-16030",
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      "affects": {
        "vendor": {
          "vendor_data": [
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              "product": {
                "product_data": [
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                    "product_name": "useragent node module",
                    "version": {
                      "version_data": [
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                          "version_value": "\u003c=2.1.12"
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                "value": "Denial of Service (CWE-400)"
              }
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        "reference_data": [
          {
            "name": "https://nodesecurity.io/advisories/312",
            "refsource": "MISC",
            "url": "https://nodesecurity.io/advisories/312"
          }
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      "advisories": [
        {
          "affected_range": "\u003c=2.1.12",
          "affected_versions": "All versions up to 2.1.12",
          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-937"
          ],
          "date": "2019-10-09",
          "description": "Useragent is used to parse useragent headers. It uses several regular expressions to accomplish this. An attacker could edit their own headers, creating an arbitrarily long useragent string, causing the event loop and server to block.",
          "fixed_versions": [
            "2.1.13"
          ],
          "identifier": "CVE-2017-16030",
          "identifiers": [
            "CVE-2017-16030"
          ],
          "not_impacted": "All versions after 2.1.12",
          "package_slug": "npm/useragent",
          "pubdate": "2018-06-04",
          "solution": "Upgrade to version 2.1.13 or above.",
          "title": "Improper Input Validation",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2017-16030"
          ],
          "uuid": "bce130cd-2377-4cbf-8d62-396c54df597c"
        }
      ]
    },
    "nvd.nist.gov": {
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            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:useragent_project:useragent:*:*:*:*:*:node.js:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.1.12",
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          "reference_data": [
            {
              "name": "https://nodesecurity.io/advisories/312",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://nodesecurity.io/advisories/312"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": true,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-10-09T23:24Z",
      "publishedDate": "2018-06-04T19:29Z"
    }
  }
}