CVE-2025-3699
Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation G-50 all versions, G-50-W all versions, G-50A all versions, GB-50 all versions, GB-50A all versions, GB-24A all versions, G-150AD all versions, AG-150A-A all versions, AG-150A-J all versions, GB-50AD all versions, GB-50ADA-A all versions, GB-50ADA-J all versions, EB-50GU-A all versions, EB-50GU-J all versions, AE-200J all versions, AE-200A all versions, AE-200E all versions, AE-50J all versions, AE-50A all versions, AE-50E all versions, EW-50J all versions, EW-50A all versions, EW-50E all versions, TE-200A all versions, TE-50A all versions, TW-50A all versions, and CMS-RMD-J all versions allows a remote unauthenticated attacker to bypass authentication and then control the air conditioning systems illegally, or disclose information in them by exploiting this vulnerability.
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In addition, the attacker may tamper with firmware for them using the disclosed information.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.13%
- Percentil entre todas las CVEs puntuadas: 65
- Fecha de la puntuación: 5/10/2026
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 access95 % - Impacto principal
T1078Valid Accountsstealth · persistence · privilege escalation · initial access90 % - Impacto secundario
T1005Data from Local Systemcollection80 % - Impacto secundario
T1565.001Stored Data Manipulationimpact85 %
Vector CVSS con AV:N/PR:N/UI:N indica acceso remoto sin autenticación (T1190). CWE-306 (Missing Authentication) permite bypass de autenticación (T1078), manipulación de firmware (T1565.001) y acceso a información del sistema (T1005).
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 (27)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-306
Referencias
JSON original (NVD)
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{
"id": "CVE-2025-3699",
"cveTags": [],
"metrics": {
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{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-3699",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
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],
"version": "2.0.3",
"timestamp": "2025-07-01T19:23:59.612308Z"
}
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"cvssMetricV31": [
{
"type": "Secondary",
"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp",
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"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
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"exploitabilityScore": 3.9
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"published": "2025-06-26T23:15:22.177",
"references": [
{
"url": "https://jvn.jp/vu/JVNVU96471539/",
"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp"
},
{
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-177-01",
"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp"
},
{
"url": "https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-004_en.pdf",
"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp"
}
],
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"weaknesses": [
{
"type": "Secondary",
"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp",
"description": [
{
"lang": "en",
"value": "CWE-306"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation G-50 all versions, G-50-W all versions, G-50A all versions, GB-50 all versions, GB-50A all versions, GB-24A all versions, G-150AD all versions, AG-150A-A all versions, AG-150A-J all versions, GB-50AD all versions, GB-50ADA-A all versions, GB-50ADA-J all versions, EB-50GU-A all versions, EB-50GU-J all versions, AE-200J all versions, AE-200A all versions, AE-200E all versions, AE-50J all versions, AE-50A all versions, AE-50E all versions, EW-50J all versions, EW-50A all versions, EW-50E all versions, TE-200A all versions, TE-50A all versions, TW-50A all versions, and CMS-RMD-J all versions allows a remote unauthenticated attacker to bypass authentication and then control the air conditioning systems illegally, or disclose information in them by exploiting this vulnerability. In addition, the attacker may tamper with firmware for them using the disclosed information."
},
{
"lang": "es",
"value": "Vulnerabilidad de autenticación faltante para función crítica en Mitsubishi Electric Corporation G-50 versión 3.37 y anteriores, G-50-W versión 3.37 y anteriores, G-50A versión 3.37 y anteriores, GB-50 versión 3.37 y anteriores, GB-50A versión 3.37 y anteriores, GB-24A versión 9.12 y anteriores, G-150AD versión 3.21 y anteriores, AG-150A-A versión 3.21 y anteriores, AG-150A-J versión 3.21 y anteriores, GB-50AD versión 3.21 y anteriores, GB-50ADA-A versión 3.21 y anteriores, GB-50ADA-J versión 3.21 y anteriores, EB-50GU-A versión 7.11 y anteriores, EB-50GU-J versión 7.11 y anteriores, AE-200J versión 8.01 y anteriores. AE-200A versión 8.01 y anteriores, AE-200E versión 8.01 y anteriores, AE-50J versión 8.01 y anteriores, AE-50A versión 8.01 y anteriores, AE-50E versión 8.01 y anteriores, EW-50J versión 8.01 y anteriores, EW-50A versión 8.01 y anteriores, EW-50E versión 8.01 y anteriores, TE-200A versión 8.01 y anteriores, TE-50A versión 8.01 y anteriores, TW-50A versión 8.01 y anteriores, y CMS-RMD-J versión 1.40 y anteriores permiten a un atacante remoto no autenticado eludir la autenticación y, posteriormente, controlar ilegalmente los sistemas de aire acondicionado o divulgar información sobre ellos aprovechando esta vulnerabilidad. Además, el atacante puede manipular el firmware de los sistemas utilizando la información divulgada."
}
],
"lastModified": "2026-06-17T09:20:30.667",
"sourceIdentifier": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp"
}