« Volver al listado

CVE-2021-39999

Estado: ModificadaAlta (7.5)—

There is a buffer overflow vulnerability in eSE620X vESS V100R001C10SPC200 and V100R001C20SPC200. An attacker can exploit this vulnerability by sending a specific message to the target device due to insufficient validation of packets. Successful exploit could cause a denial of service condition.

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 — Ese620x Vess Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-39999",
  "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": "eSE620X vESS",
          "versions": [
            {
              "status": "affected",
              "version": "V100R001C10SPC200,V100R001C20SPC200"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-07-12T14:15:14.617",
  "references": [
    {
      "url": "https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211201-01-buffer-en",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@huawei.com"
    },
    {
      "url": "https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211201-01-buffer-en",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is a buffer overflow vulnerability in eSE620X vESS V100R001C10SPC200 and V100R001C20SPC200. An attacker can exploit this vulnerability by sending a specific message to the target device due to insufficient validation of packets. Successful exploit could cause a denial of service condition."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de desbordamiento del búfer en eSE620X vESS V100R001C10SPC200 y V100R001C20SPC200. Un atacante puede explotar esta vulnerabilidad mediante el envío de un mensaje específico al dispositivo de destino debido a una comprobación insuficiente de los paquetes. Una explotación con éxito podría causar una condición de denegación de servicio"
    }
  ],
  "lastModified": "2026-06-17T04:04:32.577",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:huawei:ese620x_vess_firmware:v100r001c10spc200:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3D09A362-885C-4CAD-931B-ECFBB857F849"
            },
            {
              "criteria": "cpe:2.3:o:huawei:ese620x_vess_firmware:v100r001c20spc200:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BB48C0D8-E413-411E-9565-9AABA0A70CD1"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:huawei:ese620x_vess:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "9AC039E0-A953-4C79-B751-5B9738371DF0"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "psirt@huawei.com"
}