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CVE-2018-18831

Estado: ModificadaAlta (7.5)—

An issue was discovered in com\mingsoft\cms\action\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter.

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)

Mingsoft — Mcms

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-18831",
  "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:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "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:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-10-30T06:29:00.953",
  "references": [
    {
      "url": "https://gitee.com/mingSoft/MCMS/issues/IO0K0",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://gitee.com/mingSoft/MCMS/issues/IO0K0",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in com\\mingsoft\\cms\\action\\GeneraterAction.java in MCMS 4.6.5. An attacker can write a .jsp file (in the position parameter) to an arbitrary directory via a ../ Directory Traversal in the url parameter."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto un problema en com\\mingsoft\\cms\\action\\GeneraterAction.java en MCMS 4.6.5. Un atacante puede escribir un archivo .jsp (en el parámetro position) a un directorio arbitrario mediante un ../ (salto de directorio) en el parámetro url."
    }
  ],
  "lastModified": "2026-06-17T01:47:59.320",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mingsoft:mcms:4.6.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E33409E8-42F6-49B0-899E-BBFE3CFF42F7"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}