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CVE-2015-0632

Estado: ModificadaMedia (5.7)—

Condición de carrera en la implementación de protocolo Neighbor Discovery (ND) en Cisco IOS y IOS XE permite a atacantes remotos causar una denegación de servicio a través de una inundación de mensajes de solicitaciones de routers (Router Solicitation) en la red local, también conocido como Bug ID CSCuo67770.

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)

Cisco — IOSCisco — IOS XE

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2015-0632",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5.7,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:M/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 5.5,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-02-27T02:59:33.247",
  "references": [
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0632",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/72797",
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1031816",
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0632",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/72797",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1031816",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Race condition in the Neighbor Discovery (ND) protocol implementation in Cisco IOS and IOS XE allows remote attackers to cause a denial of service via a flood of Router Solicitation messages on the local network, aka Bug ID CSCuo67770."
    },
    {
      "lang": "es",
      "value": "Condición de carrera en la implementación de protocolo Neighbor Discovery (ND) en Cisco IOS y IOS XE permite a atacantes remotos causar una denegación de servicio a través de una inundación de mensajes de solicitaciones de routers (Router Solicitation) en la red local, también conocido como Bug ID CSCuo67770."
    }
  ],
  "lastModified": "2026-06-17T00:20:38.540",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B6230A85-30D2-4934-A8A0-11499B7B09F8"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B7D95E8A-8F0B-44E5-B266-09E10BAAEC55"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@cisco.com"
}