CVE-2016-15056
Ubee EVW3226 cable modem/routers firmware versions up to and including 1.0.20 store configuration backup files in the web root after they are generated for download. These backup files remain accessible without authentication until the next reboot. A remote attacker on the local network can request 'Configuration_file.cfg' directly to obtain the backup archive. Because backup files are not encrypted, they expose sensitive information including the plaintext admin password, allowing full compromise of the device.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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: 8.7
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.63%
- Percentil entre todas las CVEs puntuadas: 48
- 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
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1552.001Credentials In Filescredential access90 % - Impacto secundario
T1078.001Default Accountsstealth · persistence · privilege escalation · initial access85 %
AV:N/PR:N/UI:N indica acceso remoto sin autenticación (T1190). El atacante obtiene credenciales de administrador y contraseña en texto plano desde archivos de configuración no encriptados accesibles en el raíz web.
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-538
Referencias
- https://seclists.org/fulldisclosure/2016/Jul/66
- https://web.archive.org/web/20160403014231/http://www.ubeeinteractive.com/products/cable/evw3226
- https://web.archive.org/web/20160726145043/http://www.search-lab.hu/advisories/122-ubee-evw3226-modem-router-multiple-vulnerabilities
- https://www.exploit-db.com/exploits/40156
- https://www.vulncheck.com/advisories/ubee-evw3226-unauthenticated-backup-file-disclosure
- https://seclists.org/fulldisclosure/2016/Jul/66
- https://web.archive.org/web/20160726145043/http://www.search-lab.hu/advisories/122-ubee-evw3226-modem-router-multiple-vulnerabilities
- https://www.exploit-db.com/exploits/40156
JSON original (NVD)
Mostrar
{
"id": "CVE-2016-15056",
"cveTags": [
{
"tags": [
"unsupported-when-assigned"
],
"sourceIdentifier": "disclosure@vulncheck.com"
}
],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2016-15056",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-11-18T16:19:29.257566Z"
}
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 8.7,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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": "NONE",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"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": "Ubee Interactive",
"product": "Ubee EVW3226",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "1.0.20"
}
],
"defaultStatus": "unknown"
}
]
}
],
"published": "2025-11-14T23:15:41.687",
"references": [
{
"url": "https://seclists.org/fulldisclosure/2016/Jul/66",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://web.archive.org/web/20160403014231/http://www.ubeeinteractive.com/products/cable/evw3226",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://web.archive.org/web/20160726145043/http://www.search-lab.hu/advisories/122-ubee-evw3226-modem-router-multiple-vulnerabilities",
"source": "disclosure@vulncheck.com"
},
{
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"source": "disclosure@vulncheck.com"
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{
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"source": "disclosure@vulncheck.com"
},
{
"url": "https://seclists.org/fulldisclosure/2016/Jul/66",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
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{
"url": "https://web.archive.org/web/20160726145043/http://www.search-lab.hu/advisories/122-ubee-evw3226-modem-router-multiple-vulnerabilities",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
},
{
"url": "https://www.exploit-db.com/exploits/40156",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"description": [
{
"lang": "en",
"value": "CWE-538"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Ubee EVW3226 cable modem/routers firmware versions up to and including 1.0.20 store configuration backup files in the web root after they are generated for download. These backup files remain accessible without authentication until the next reboot. A remote attacker on the local network can request 'Configuration_file.cfg' directly to obtain the backup archive. Because backup files are not encrypted, they expose sensitive information including the plaintext admin password, allowing full compromise of the device."
}
],
"lastModified": "2026-06-17T00:41:05.390",
"sourceIdentifier": "disclosure@vulncheck.com"
}