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CVE-2020-25537

Estado: ModificadaCrítica (9.8)—

File upload vulnerability exists in UCMS 1.5.0, and the attacker can take advantage of this vulnerability to obtain server management permission.

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)

Ucms Project — Ucms

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-25537",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-11-30T18:15:11.407",
  "references": [
    {
      "url": "https://github.com/BigTiger2020/UCMS/blob/main/UCMS%20v1.5.0%20Arbitrary%20file%20upload%20vulnerability%20get%20shell.md",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://sunian19.github.io/2020/09/11/UCMS%20v1.5.0%20Arbitrary%20file%20upload%20vulnerability/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/BigTiger2020/UCMS/blob/main/UCMS%20v1.5.0%20Arbitrary%20file%20upload%20vulnerability%20get%20shell.md",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://sunian19.github.io/2020/09/11/UCMS%20v1.5.0%20Arbitrary%20file%20upload%20vulnerability/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "File upload vulnerability exists in UCMS 1.5.0, and the attacker can take advantage of this vulnerability to obtain server management permission."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de carga de archivos en UCMS versión 1.5.0, y el atacante puede tomar ventaja de esta vulnerabilidad para obtener el permiso de administración del servidor"
    }
  ],
  "lastModified": "2026-06-17T03:06:53.350",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ucms_project:ucms:1.5.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "711F5532-9225-48C5-AD8A-06BC6E384B25"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}