CVE-2009-20003
Xenorate versions up to and including 2.50, a Windows-based multimedia player, is vulnerable to a stack-based buffer overflow when processing .xpl playlist files. The application fails to properly validate the length of input data, allowing an attacker to craft a malicious .xpl file that overwrites the Structured Exception Handler (SEH) and enables arbitrary code execution. Exploitation requires local interaction, typically by convincing a user to open the crafted file.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 8.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.34%
- Percentil entre todas las CVEs puntuadas: 25
- 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).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1203Exploitation for Client Executionexecution95 % - Impacto principal
T1059Command and Scripting Interpreterexecution90 %
Stack buffer overflow en procesador de archivos .xpl que requiere interacción del usuario (UI:A) para abrir archivo malicioso, permitiendo ejecución arbitraria de código (VC:H). AV:L + UI:R → T1203 (ejecución en cliente).
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-121
Referencias
- http://www.xenorate.com/
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/fileformat/xenorate_xpl_bof.rb
- https://web.archive.org/web/20100507021109/http://www.xenorate.com/
- https://www.exploit-db.com/exploits/10371
- https://www.exploit-db.com/exploits/10373
- https://www.fortiguard.com/encyclopedia/ips/18035
- https://www.vulncheck.com/advisories/xenorate-xpl-file-stack-based-buffer-overflow
JSON original (NVD)
Mostrar
{
"id": "CVE-2009-20003",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2009-20003",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2025-08-21T20:42:17.056390Z"
}
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 8.4,
"Automatable": "NOT_DEFINED",
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"exploitMaturity": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "ACTIVE",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "HIGH",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "HIGH",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"confidentialityRequirement": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
}
}
]
},
"affected": [
{
"source": "disclosure@vulncheck.com",
"affectedData": [
{
"vendor": "Xenorate",
"modules": [
".xpl file parser"
],
"product": "Xenorate",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "custom",
"lessThanOrEqual": "2.50"
}
],
"platforms": [
"Windows"
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2025-08-21T21:15:32.897",
"references": [
{
"url": "http://www.xenorate.com/",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/fileformat/xenorate_xpl_bof.rb",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://web.archive.org/web/20100507021109/http://www.xenorate.com/",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://www.exploit-db.com/exploits/10371",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://www.exploit-db.com/exploits/10373",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://www.fortiguard.com/encyclopedia/ips/18035",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://www.vulncheck.com/advisories/xenorate-xpl-file-stack-based-buffer-overflow",
"source": "disclosure@vulncheck.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"description": [
{
"lang": "en",
"value": "CWE-121"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Xenorate versions up to and including 2.50, a Windows-based multimedia player, is vulnerable to a stack-based buffer overflow when processing .xpl playlist files. The application fails to properly validate the length of input data, allowing an attacker to craft a malicious .xpl file that overwrites the Structured Exception Handler (SEH) and enables arbitrary code execution. Exploitation requires local interaction, typically by convincing a user to open the crafted file."
},
{
"lang": "es",
"value": "Las versiones de Xenorate hasta la 2.50 (incluida), un reproductor multimedia basado en Windows, son vulnerables a un desbordamiento de búfer basado en pila al procesar archivos de lista de reproducción .xpl. La aplicación no valida correctamente la longitud de los datos de entrada, lo que permite a un atacante manipular un archivo .xpl malicioso que sobrescribe el Gestor de Excepciones Estructuradas (GEH) y permite la ejecución de código arbitrario. La explotación requiere interacción local, generalmente convenciendo al usuario para que abra el archivo manipulado."
}
],
"lastModified": "2026-06-16T23:08:31.833",
"sourceIdentifier": "disclosure@vulncheck.com"
}