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CVE-2016-6424

Estado: ModificadaMedia (6.5)—

The DHCP Relay implementation in Cisco Adaptive Security Appliance (ASA) Software 8.4.7.29 and 9.1.7.4 allows remote attackers to cause a denial of service (interface wedge) via a crafted rate of DHCP packet transmission, aka Bug ID CSCuy66942.

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)

Cisco — Adaptive Security Appliance Software

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2016-6424",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.1,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/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": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.5,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 6.5,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:A/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": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2016-10-06T10:59:10.163",
  "references": [
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-asa-dhcp",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/93408",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1036961",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-asa-dhcp",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/93408",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1036961",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The DHCP Relay implementation in Cisco Adaptive Security Appliance (ASA) Software 8.4.7.29 and 9.1.7.4 allows remote attackers to cause a denial of service (interface wedge) via a crafted rate of DHCP packet transmission, aka Bug ID CSCuy66942."
    },
    {
      "lang": "es",
      "value": "La implementación de DHCP Relay en Cisco Adaptive Security Appliance (ASA) Software 8.4.7.29 y 9.1.7.4 permite a atacantes remotos provocar una denegación de servicio (cuña de interfaz) a través un índice de transmisión de paquetes DHCP manipulado, vulnerabilidad también conocida como Bug ID CSCuy66942."
    }
  ],
  "lastModified": "2026-06-17T00:51:00.430",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4.7.29:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2F3BD921-A58A-47EB-B90D-21C3A5D02D40"
            },
            {
              "criteria": "cpe:2.3:o:cisco:adaptive_security_appliance_software:9.1\\(7\\)4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "07BC9E2D-0B86-4A82-8CB4-A31FFBF322CE"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@cisco.com"
}