CVE-2009-2877

Status: ModifiedHigh (9.3)—
Stack-based buffer overflow in ataudio.dll in the Cisco WebEx WRF Player 26.x before 26.49.32 for Windows, 27.x before 27.10.x (aka T27SP10) for Windows, 26.x before 26.49.35 for Mac OS X and Linux, and 27.x before 27.11.8 for Mac OS X and Linux allows remote attackers to cause a denial of service (application crash) or execute arbitrary code via a crafted WebEx Recording Format (WRF) file.
CVSS

Version: 2.0
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Base score: 9.3
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 5.13%
Percentile among all scored CVEs: 92
Score date: 10/3/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (1)

Cisco — Webex
CWEs

CWE-119
References

Raw JSON (NVD)

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  "id": "CVE-2009-2877",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
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        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
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  "published": "2009-12-18T19:30:00.390",
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      "source": "nvd@nist.gov",
      "description": [
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          "value": "CWE-119"
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      "value": "Stack-based buffer overflow in ataudio.dll in the Cisco WebEx WRF Player 26.x before 26.49.32 for Windows, 27.x before 27.10.x (aka T27SP10) for Windows, 26.x before 26.49.35 for Mac OS X and Linux, and 27.x before 27.11.8 for Mac OS X and Linux allows remote attackers to cause a denial of service (application crash) or execute arbitrary code via a crafted WebEx Recording Format (WRF) file."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de búfer basado en pila en ataudio.dll en Cisco WebEx WRF Player v26.x antes de v26.49.32 para Windows, v27.x antes de v27.10.x (alias T27SP10) para Windows, v26.x antes de v26.49.35 para Mac OS X y Linux, y v27.x antes v27.11.8 para Mac OS X y Linux, permite a atacantes remotos causar una denegación de servicio (por caída de la aplicación) o ejecutar código arbitrario a través de un archivo de Formato de grabación WebEx (.wrf) debidamente modificado."
    }
  ],
  "lastModified": "2026-06-16T23:10:24.780",
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