CVE-2025-53396
Incorrect permission assignment for critical resource issue exists in SS1 Ver.16.0.0.10 and earlier (Media version:16.0.0a and earlier), which may allow users who can log in to a client terminal to obtain root privileges.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/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: 7.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.12%
- Percentil entre todas las CVEs puntuadas: 2
- Fecha de la puntuación: 6/10/2026
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
T1068Exploitation for Privilege Escalationprivilege escalation95 % - Impacto principal
T1548.001Setuid and Setgidprivilege escalation90 % - Impacto secundario
T1548Abuse Elevation Control Mechanismprivilege escalation85 %
Vector CVSS con AV:L, PR:L, UI:N indica escalada local sin interacción; CWE-732 (permisos incorrectos) + descripción explícita de obtención de privilegios root (T1068). Impacto: elevación a root/admin (T1548.001 abuse elevation control mechanism).
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-732
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-53396",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-53396",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2025-08-28T14:12:09.493190Z"
}
}
],
"cvssMetricV30": [
{
"type": "Secondary",
"source": "vultures@jpcert.or.jp",
"cvssData": {
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"version": "3.0",
"baseScore": 7,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "vultures@jpcert.or.jp",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 7.3,
"Automatable": "NOT_DEFINED",
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/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",
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"userInteraction": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "HIGH",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
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"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"
}
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},
"affected": [
{
"source": "vultures@jpcert.or.jp",
"affectedData": [
{
"vendor": "DOS Co., Ltd.",
"product": "SS1",
"versions": [
{
"status": "affected",
"version": "Ver.16.0.0.10 and earlier (Media version:16.0.0a and earlier) (Affected under MacOS environment only)"
}
]
},
{
"vendor": "DOS Co., Ltd.",
"product": "SS1 Cloud",
"versions": [
{
"status": "affected",
"version": "Ver.2.1.3 and earlier (Affected under MacOS environment only)"
}
]
}
]
}
],
"published": "2025-08-28T09:15:33.627",
"references": [
{
"url": "https://jvn.jp/en/jp/JVN99577552/",
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://www.dos-osaka.co.jp/news/2025/08/250827.html",
"source": "vultures@jpcert.or.jp"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "vultures@jpcert.or.jp",
"description": [
{
"lang": "en",
"value": "CWE-732"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Incorrect permission assignment for critical resource issue exists in SS1 Ver.16.0.0.10 and earlier (Media version:16.0.0a and earlier), which may allow users who can log in to a client terminal to obtain root privileges."
}
],
"lastModified": "2026-06-17T09:38:08.260",
"sourceIdentifier": "vultures@jpcert.or.jp"
}