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CVE-2020-36828

Estado: AplazadaBaja (3.5)—

A vulnerability was found in DiscuzX up to 3.4-20200818. It has been classified as problematic. Affected is the function show_next_step of the file upload/install/include/install_function.php. The manipulation of the argument uchidden leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 3.4-20210119 is able to address this issue. The name of the patch is 4a9673624f46f7609486778ded9653733020c567. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-258612.

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)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Discuzx — DiscuzxAI

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-36828",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2020-36828",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-07-08T17:57:18.908017Z"
        }
      }
    ],
    "cvssMetricV2": [
      {
        "type": "Secondary",
        "source": "cna@vuldb.com",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cna@vuldb.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 3.5,
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.1
      }
    ]
  },
  "affected": [
    {
      "source": "cna@vuldb.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "DiscuzX",
          "versions": [
            {
              "status": "affected",
              "version": "3.4-20200818"
            }
          ]
        }
      ]
    }
  ],
  "published": "2024-03-31T09:15:10.730",
  "references": [
    {
      "url": "https://github.com/codersclub/DiscuzX/commit/4a9673624f46f7609486778ded9653733020c567",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/?ctiid.258612",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/?id.258612",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/codersclub/DiscuzX/commit/4a9673624f46f7609486778ded9653733020c567",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://vuldb.com/?ctiid.258612",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://vuldb.com/?id.258612",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was found in DiscuzX up to 3.4-20200818. It has been classified as problematic. Affected is the function show_next_step of the file upload/install/include/install_function.php. The manipulation of the argument uchidden leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 3.4-20210119 is able to address this issue. The name of the patch is 4a9673624f46f7609486778ded9653733020c567. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-258612."
    },
    {
      "lang": "es",
      "value": "Se encontró una vulnerabilidad en DiscuzX hasta 3.4-20200818. Ha sido clasificada como problemática. La función show_next_step del archivo upload/install/include/install_function.php es afectada por la vulnerabilidad. La manipulación del argumento uchidden conduce a cross-site scripting. Es posible lanzar el ataque de forma remota. La actualización a la versión 3.4-20210119 puede solucionar este problema. El nombre del parche es 4a9673624f46f7609486778ded9653733020c567. Se recomienda actualizar el componente afectado. El identificador de esta vulnerabilidad es VDB-258612."
    }
  ],
  "lastModified": "2026-06-17T03:16:16.273",
  "sourceIdentifier": "cna@vuldb.com"
}