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CVE-2008-3439

Estado: ModificadaAlta (7.5)—

SpeedBit Video Acceleration before 2.2.1.8 does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache poisoning.

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)

Speedbit — Speedbit Video Accelerator

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2008-3439",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": true,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2008-08-01T14:41:00.000",
  "references": [
    {
      "url": "http://archives.neohapsis.com/archives/bugtraq/2008-07/0250.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.infobyte.com.ar/down/Francisco%20Amato%20-%20evilgrade%20-%20ENG.pdf",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.infobyte.com.ar/down/isr-evilgrade-1.0.0.tar.gz",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://archives.neohapsis.com/archives/bugtraq/2008-07/0250.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.infobyte.com.ar/down/Francisco%20Amato%20-%20evilgrade%20-%20ENG.pdf",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.infobyte.com.ar/down/isr-evilgrade-1.0.0.tar.gz",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "SpeedBit Video Acceleration before 2.2.1.8 does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache poisoning."
    },
    {
      "lang": "es",
      "value": "SpeedBit Video Acceleration anterior a 2.2.1.8 no verifica adecuadamente la autenticidad de las actualizaciones, lo cual permite a atacantes de tipo 'hombre en el medio' (man-in-the-middle) ejecutar código de su elección a través de la actualización de un Caballo de Troya, como se demuestra por el grado de daño y el envenenamiento de la caché DNS."
    }
  ],
  "lastModified": "2026-06-16T22:55:49.943",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:speedbit:speedbit_video_accelerator:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3E106426-30AA-485D-8CFF-6C4632D4A560",
              "versionEndIncluding": "2.2.0.7"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}