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CVE-2012-2469

Estado: ModificadaAlta (7.8)—

Cisco NX-OS 4.2, 5.0, 5.1, and 5.2 on Nexus 7000 series switches, when the High Availability (HA) policy is configured for Reset, allows remote attackers to cause a denial of service (device reset) via a malformed Cisco Discovery Protocol (CDP) packet, aka Bug IDs CSCtk34535 and CSCtk19132.

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 (5)

Cisco — Nexus 7000Cisco — Nexus 7000 10-slotCisco — Nexus 7000 18-slotCisco — Nexus 7000 9-slotCisco — Nx-os

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2012-2469",
  "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": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-08-06T17:55:00.917",
  "references": [
    {
      "url": "http://www.4salesbyself.com/troubleshooting-random-nexus-reboots.aspx",
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.cisco.com/en/US/docs/switches/datacenter/sw/5_x/nx-os/release/notes/52_nx-os_release_note.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securitytracker.com/id?1027352",
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.4salesbyself.com/troubleshooting-random-nexus-reboots.aspx",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.cisco.com/en/US/docs/switches/datacenter/sw/5_x/nx-os/release/notes/52_nx-os_release_note.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1027352",
      "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": "Cisco NX-OS 4.2, 5.0, 5.1, and 5.2 on Nexus 7000 series switches, when the High Availability (HA) policy is configured for Reset, allows remote attackers to cause a denial of service (device reset) via a malformed Cisco Discovery Protocol (CDP) packet, aka Bug IDs CSCtk34535 and CSCtk19132."
    },
    {
      "lang": "es",
      "value": "Cisco NX-OS v4.2, v5.0, v5.1, y v5.2 en los switches de la serie Nexus 7000, cuando la política High Availability (HA) está configurada para reiniciar, permite a atacantes remotos a provocar una denegación de servicio (reinicio del dispositivo) a través de un paquete Cisco Discovery Protocol (CDP) malformado, también conocido como Bug IDs CSCtk34535 y CSCtk19132."
    }
  ],
  "lastModified": "2026-06-16T23:41:35.580",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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            },
            {
              "criteria": "cpe:2.3:o:cisco:nx-os:5.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7C39522F-401B-4510-B8AD-B57D757D60AE"
            },
            {
              "criteria": "cpe:2.3:o:cisco:nx-os:5.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AAF1FF08-9455-45A8-A1D4-C96988F79987"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "258F95C6-34C6-489D-95E0-5E90DAA518CB"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
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            },
            {
              "criteria": "cpe:2.3:h:cisco:nexus_7000_10-slot:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B22B3865-30E9-4B5A-A37D-DC33F1150FFE"
            },
            {
              "criteria": "cpe:2.3:h:cisco:nexus_7000_18-slot:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "459A7F11-52BF-4AD6-B495-4C4D6C050493"
            },
            {
              "criteria": "cpe:2.3:h:cisco:nexus_7000_9-slot:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DB73543E-9B5B-4BA9-8FB4-666AF5AC8B6B"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com"
}