« Volver al listado

CVE-2021-22292

Estado: ModificadaAlta (7.5)—

There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS.

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)

Huawei — Ecns280 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-22292",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "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": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@huawei.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "eCNS280",
          "versions": [
            {
              "status": "affected",
              "version": "V100R005C00"
            },
            {
              "status": "affected",
              "version": "V100R005C10"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-02-06T03:15:12.720",
  "references": [
    {
      "url": "https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210113-02-dos-en",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@huawei.com"
    },
    {
      "url": "https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210113-02-dos-en",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de denegación de servicio (DoS) en eCNS280 versiones V100R005C00, V100R005C10. Debido a un defecto de diseño, atacantes remotos no autorizados envían una gran cantidad de mensajes específicos a unos dispositivos afectados, causando un agotamiento de los recursos del sistema y una denegación de servicio de la aplicación web"
    }
  ],
  "lastModified": "2026-06-17T03:36:56.983",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:huawei:ecns280_firmware:v100r005c00:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "576F98F8-B0AB-4D3F-B1EC-65FD12C91A79"
            },
            {
              "criteria": "cpe:2.3:o:huawei:ecns280_firmware:v100r005c10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "375D7506-5F13-4CAA-800F-6C73ADEBF2E7"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:huawei:ecns280:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "35F2A8E0-6BF8-4F16-9E44-B05B8FE72FDC"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "psirt@huawei.com"
}