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CVE-2013-4632

Status: ModifiedHigh (7.8)—

The Huawei Access Router (AR) before V200R002SPC003 allows remote attackers to cause a denial of service (device reset) via a crafted field in a DHCP request, as demonstrated by a request from an IP phone.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Huawei — Access Router

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2013-4632",
  "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
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2013-06-20T15:55:01.107",
  "references": [
    {
      "url": "http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-258476.htm",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-258476.htm",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Huawei Access Router (AR) before V200R002SPC003 allows remote attackers to cause a denial of service (device reset) via a crafted field in a DHCP request, as demonstrated by a request from an IP phone."
    },
    {
      "lang": "es",
      "value": "El router de acceso Huawei (AR) antes de V200R002SPC003 permite a atacantes remotos causar una denegación de servicios (reinicio del dispositivo) a través de la manipulación de los campos en una petición DHCP, como se ha demostrado a través de una petición desde un teléfono IP."
    }
  ],
  "lastModified": "2026-06-16T23:57:38.770",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:huawei:access_router:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DC6FE72C-7F10-4FA9-8919-8B5A0B081D5E",
              "versionEndIncluding": "v200r002c01spc200"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}