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CVE-2020-25701

Estado: ModificadaMedia (5.3)—

Si la herramienta de carga de curso en Moodle se usó para eliminar un método de inscripción que no existía o no estaba habilitado, la herramienta habilitaría erróneamente ese método de inscripción. Esto podría conllevar a usuarios no deseados conseguir acceso al curso. Versiones afectadas: 3.9 hasta 3.9.2, 3.8 hasta 3.8.5, 3.7 hasta 3.7.8, 3.5 hasta 3.5.14 y versiones anteriores no compatibles. Esto se corrigió en moodle versiones 3.9.3, 3.8.6, 3.7.9, 3.5.15 y 3.10

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 (2)

Fedoraproject — FedoraMoodle — Moodle

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2020-25701",
  "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
      }
    ],
    "cvssMetricV31": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "moodle",
          "versions": [
            {
              "status": "affected",
              "version": "Fixed in 3.9.3"
            },
            {
              "status": "affected",
              "version": "Fixed in 3.8.6"
            },
            {
              "status": "affected",
              "version": "Fixed in 3.7.9"
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              "version": "Fixed in 3.5.15"
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              "version": "Fixed in 3.10"
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  "published": "2020-11-19T17:15:12.810",
  "references": [
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1895432",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4NNFCHPPHRJNJROIX6SYMHOC6HMKP3GU/",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B55KXBVAT45MDASJ3EK6VIGQOYGJ4NH6/",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://moodle.org/mod/forum/discuss.php?d=413939",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1895432",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4NNFCHPPHRJNJROIX6SYMHOC6HMKP3GU/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B55KXBVAT45MDASJ3EK6VIGQOYGJ4NH6/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://moodle.org/mod/forum/discuss.php?d=413939",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secalert@redhat.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "If the upload course tool in Moodle was used to delete an enrollment method which did not exist or was not already enabled, the tool would erroneously enable that enrollment method. This could lead to unintended users gaining access to the course. Versions affected: 3.9 to 3.9.2, 3.8 to 3.8.5, 3.7 to 3.7.8, 3.5 to 3.5.14 and earlier unsupported versions. This is fixed in moodle 3.9.3, 3.8.6, 3.7.9, 3.5.15, and 3.10."
    },
    {
      "lang": "es",
      "value": "Si la herramienta de carga de curso en Moodle se usó para eliminar un método de inscripción que no existía o no estaba habilitado, la herramienta habilitaría erróneamente ese método de inscripción. Esto podría conllevar a usuarios no deseados conseguir acceso al curso. Versiones afectadas: 3.9 hasta 3.9.2, 3.8 hasta 3.8.5, 3.7 hasta 3.7.8, 3.5 hasta 3.5.14 y versiones anteriores no compatibles. Esto se corrigió en moodle versiones 3.9.3, 3.8.6, 3.7.9, 3.5.15 y 3.10"
    }
  ],
  "lastModified": "2026-06-17T03:07:09.360",
  "configurations": [
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}