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CVE-2008-1943

Estado: ModificadaBaja (2.1)—

Buffer overflow in the backend of XenSource Xen Para Virtualized Frame Buffer (PVFB) 3.0 through 3.1.2 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a crafted description of a shared framebuffer.

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)

Xensource — XEN

CWE

Referencias

JSON original (NVD)

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          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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      "affectedData": [
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          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
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  "published": "2008-05-14T18:20:00.000",
  "references": [
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    {
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    {
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "value": "CWE-119"
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      "lang": "en",
      "value": "Buffer overflow in the backend of XenSource Xen Para Virtualized Frame Buffer (PVFB) 3.0 through 3.1.2 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a crafted description of a shared framebuffer."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de búfer en el backend de XenSource Xen Para Virtualized Frame Buffer (PVFB) versiones 3.0 hasta 3.1.2, permite a usuarios locales causar una denegación de servicio (bloqueo de aplicación) y posiblemente ejecutar código arbitrario por medio de una descripción diseñada de una framebuffer compartida."
    }
  ],
  "lastModified": "2026-06-16T22:52:47.867",
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