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CVE-2025-3638

Estado: AnalizadaAlta (8.8)—

A flaw was found in Moodle. The analysis request action in the Brickfield tool did not include the necessary token to prevent a Cross-site request forgery (CSRF) risk.

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Inferido por reglas deterministas a partir del vector CVSS y la CWE. Solo orientativo.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

User TrainingUser Account ManagementApplication Isolation and SandboxingExploit ProtectionUpdate Software

Tecnologías afectadas (1)

Moodle — Moodle

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-3638",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-3638",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-25T15:51:01.143887Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "patrick@puiterwijk.org",
      "affectedData": [
        {
          "versions": [
            {
              "status": "affected",
              "version": "4.5.0",
              "lessThan": "4.5.4",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "4.4.0",
              "lessThan": "4.4.8",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "4.3.0",
              "lessThan": "4.3.12",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "4.1.0",
              "lessThan": "4.1.18",
              "versionType": "semver"
            }
          ],
          "packageName": "moodle",
          "collectionURL": "https://git.moodle.org",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-04-25T15:15:37.640",
  "references": [
    {
      "url": "https://access.redhat.com/security/cve/CVE-2025-3638",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "patrick@puiterwijk.org"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2359732",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "patrick@puiterwijk.org"
    },
    {
      "url": "https://moodle.org/mod/forum/discuss.php?d=467600",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "patrick@puiterwijk.org"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "patrick@puiterwijk.org",
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in Moodle. The analysis request action in the Brickfield tool did not include the necessary token to prevent a Cross-site request forgery (CSRF) risk."
    },
    {
      "lang": "es",
      "value": "Se detectó una falla en Moodle. La acción de solicitud de análisis en la herramienta Brickfield no incluía el token necesario para evitar el riesgo de Cross-site request forgery (CSRF)."
    }
  ],
  "lastModified": "2026-06-17T09:20:22.073",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "245F0D61-A209-4129-AEA5-C8E1600F5202",
              "versionEndExcluding": "4.1.18"
            },
            {
              "criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BF438B80-5736-46ED-897E-726B563F8E0A",
              "versionEndExcluding": "4.3.12",
              "versionStartIncluding": "4.3.0"
            },
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              "vulnerable": true,
              "matchCriteriaId": "E758F51B-ADBF-406E-92A8-98090BE83C2B",
              "versionEndExcluding": "4.4.8",
              "versionStartIncluding": "4.4.0"
            },
            {
              "criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F12B5C6F-A83C-488C-9C26-3C9A61F93618",
              "versionEndExcluding": "4.5.4",
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            }
          ],
          "operator": "OR"
        }
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  ],
  "sourceIdentifier": "patrick@puiterwijk.org"
}