CVE-2025-36939
Estado: AnalizadaCrítica (10)—
Multiple vulnerabilities exist in OpenThread's handling of MLE packets. An authenticated attacker on the same Thread network could send specially crafted packets to cause a denial of service. These issues include triggerable assertion failures and a stack-based buffer overflow.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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: 10
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.21%
- Percentil entre todas las CVEs puntuadas: 11
- Fecha de la puntuación: 1/10/2026
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 (3)
CWE
- CWE-121
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-36939",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-36939",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-08-24T17:20:11.291949Z"
}
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.7,
"attackVector": "ADJACENT_NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 2.1
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "dsap-vuln-management@google.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 10,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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": "HIGH",
"vulnIntegrityImpact": "HIGH",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "HIGH",
"vulnAvailabilityImpact": "HIGH",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "HIGH",
"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": "dsap-vuln-management@google.com",
"affectedData": [
{
"vendor": "Google",
"modules": [
"Nest Wifi Pro",
"Nest Wifi Point",
"Nest Wifi Router"
],
"product": "Nest",
"versions": [
{
"status": "affected",
"version": "3.78.518349"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-08-24T17:17:21.143",
"references": [
{
"url": "https://support.google.com/product-documentation/answer/17072818?hl=en&ref_topic=12974021&sjid=16276349370796658455-NC",
"tags": [
"Vendor Advisory"
],
"source": "dsap-vuln-management@google.com"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"description": [
{
"lang": "en",
"value": "CWE-121"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Multiple vulnerabilities exist in OpenThread's handling of MLE packets. An authenticated attacker on the same Thread network could send specially crafted packets to cause a denial of service. These issues include triggerable assertion failures and a stack-based buffer overflow."
},
{
"lang": "es",
"value": "Existen múltiples vulnerabilidades en el manejo de paquetes MLE por parte de OpenThread. Un atacante autenticado en la misma red Thread podría enviar paquetes especialmente diseñados para causar una denegación de servicio. Estos problemas incluyen fallos de aserción activables y un desbordamiento de búfer basado en pila."
}
],
"lastModified": "2026-09-29T10:10:00.263",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:google:nest_wifi_router_firmware:3.78.518349:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "92A4E96D-5177-43AB-8C23-0F80F6B029F5"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:google:nest_wifi_router:*:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "4BF4C2C8-5B0E-434A-ACA8-144521A82807"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:google:nest_wifi_point_firmware:3.78.518349:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8AE55531-6A5F-4DB0-B4F8-23812D8B1F54"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:google:nest_wifi_point:*:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "C9ADA2A4-1598-4522-A71C-F79273159E78"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:google:nest_wifi_pro_firmware:3.78.518349:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E347F313-E14D-4983-81FD-9801D3A764D7"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:google:nest_wifi_pro:*:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "D307C122-697A-47A8-8583-51938CE7FFBF"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "dsap-vuln-management@google.com"
}