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CVE-2019-16914

Estado: ModificadaMedia (6.1)—

An XSS issue was discovered in pfSense through 2.4.4-p3. In services_captiveportal_mac.php, the username and delmac parameters are displayed without sanitization.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Netgate — Pfsense

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-16914",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-09-26T18:15:10.743",
  "references": [
    {
      "url": "https://github.com/pfsense/pfsense/commit/d31362b69d5d52dc196dc72f66e830cd1e6e9a4f",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://redmine.pfsense.org/issues/9609",
      "tags": [
        "Permissions Required",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.seebug.org/vuldb/ssvid-98023",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/pfsense/pfsense/commit/d31362b69d5d52dc196dc72f66e830cd1e6e9a4f",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://redmine.pfsense.org/issues/9609",
      "tags": [
        "Permissions Required",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.seebug.org/vuldb/ssvid-98023",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An XSS issue was discovered in pfSense through 2.4.4-p3. In services_captiveportal_mac.php, the username and delmac parameters are displayed without sanitization."
    },
    {
      "lang": "es",
      "value": "Se descubrió un problema de tipo XSS en pfSense versiones hasta 2.4.4-p3. En el archivo services_captiveportal_mac.php, los parámetros username y delmac se muestran sin saneamiento."
    }
  ],
  "lastModified": "2026-06-17T02:22:57.237",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:netgate:pfsense:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2829D9BD-28CA-4E27-997A-25A96ED9B868",
              "versionEndExcluding": "2.4.4"
            },
            {
              "criteria": "cpe:2.3:a:netgate:pfsense:2.4.4:-:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9A0A896A-691F-442E-9CDE-0EC1393C0C1C"
            },
            {
              "criteria": "cpe:2.3:a:netgate:pfsense:2.4.4:p1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E6256A47-F8C7-4097-88D8-170E8E9AE45C"
            },
            {
              "criteria": "cpe:2.3:a:netgate:pfsense:2.4.4:p2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7F038B4C-BC0C-40A8-B547-36F0420CD800"
            },
            {
              "criteria": "cpe:2.3:a:netgate:pfsense:2.4.4:p3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2FC53B2F-94B4-4985-B49E-652C6D3A9940"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}