CVE-2007-5636

Estado: ModificadaAlta (7.5)—

Buffer overflow in the Nortel UNIStim IP Softphone 2050 allows remote attackers to cause a denial of service (application abort) and possibly execute arbitrary code via a flood of invalid characters to the RTCP port (5678/udp) that triggers a Windows error message, aka "extraneous messaging."

CVSS

Versión: 2.0
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Puntuación base: 7.5

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 6.69%
Percentil entre todas las CVEs puntuadas: 94
Fecha de la puntuación: 3/10/2026

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)

Nortel — IP Softphone 2050

CWE

CWE-119

Referencias

JSON original (NVD)

Mostrar

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  "id": "CVE-2007-5636",
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          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
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  "published": "2007-10-23T17:46:00.000",
  "references": [
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      "value": "Buffer overflow in the Nortel UNIStim IP Softphone 2050 allows remote attackers to cause a denial of service (application abort) and possibly execute arbitrary code via a flood of invalid characters to the RTCP port (5678/udp) that triggers a Windows error message, aka \"extraneous messaging.\""
    },
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      "lang": "es",
      "value": "Desbordamiento de búfer en Nortel UNIStim IP Softphone 2050 permite a atacantes remotos provocar denegación de servicio (abortar aplicación) y posiblemente ejecutar código de su elección a través de una inundación de carácteres no válidos en el puerto RTCP (5678/udp) que dispara un mensaje de error Windows, también conocido como \"mensaje extraño\"."
    }
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  "lastModified": "2026-06-16T22:46:32.580",
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