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CVE-2017-16110

Status: ModifiedHigh (7.5)—
Severity7.5High · CVSS 3.0
Exploitation probability1.97 %higher than 80% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

weather.swlyons is a simple web server for weather updates. weather.swlyons is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.

CVSS

Base score
7.5
Version
3.0
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
1.97 %
Percentile among all scored CVEs
80
Score date
10/21/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Weather.swlyons Project — Weather.swlyons

CWEs

References

Show 4 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2017-16110",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": true,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "support@hackerone.com",
      "affectedData": [
        {
          "vendor": "HackerOne",
          "product": "weather.swlyons node module",
          "versions": [
            {
              "status": "affected",
              "version": "All versions"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-06-07T02:29:02.643",
  "references": [
    {
      "url": "https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/weather.swlyons",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "support@hackerone.com"
    },
    {
      "url": "https://nodesecurity.io/advisories/379",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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      "source": "support@hackerone.com"
    },
    {
      "url": "https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/weather.swlyons",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://nodesecurity.io/advisories/379",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "support@hackerone.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "weather.swlyons is a simple web server for weather updates. weather.swlyons is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing \"../\" in the url."
    },
    {
      "lang": "es",
      "value": "\"weather.swlyons\" es un servidor http sencillo para actualizaciones meteorológicas. \"weather.swlyonsr\" es vulnerable a un problema de salto de directorio que otorga a un atacante acceso al sistema de archivos colocando \"../\" en la URL."
    }
  ],
  "lastModified": "2026-06-17T01:08:48.857",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:weather.swlyons_project:weather.swlyons:0.1.1:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2D0F9010-23C2-4ABB-8F52-DF9BB4D7FCBB"
            },
            {
              "criteria": "cpe:2.3:a:weather.swlyons_project:weather.swlyons:0.1.2:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "83149086-B9CD-42A6-8783-F8F8011FB9EA"
            },
            {
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              "matchCriteriaId": "DE1FB33A-AABC-41F3-BCF7-A1C93EE02D0F"
            },
            {
              "criteria": "cpe:2.3:a:weather.swlyons_project:weather.swlyons:0.1.4:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7AD21AD9-552E-4625-9762-84BE5F6D66B4"
            },
            {
              "criteria": "cpe:2.3:a:weather.swlyons_project:weather.swlyons:0.1.5:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5C00BCA6-58C2-48BD-AB60-BA305A46EC45"
            },
            {
              "criteria": "cpe:2.3:a:weather.swlyons_project:weather.swlyons:0.1.6:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9BC587AA-563B-45F6-B0C0-3AF90A5D7709"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "support@hackerone.com"
}