CVE-2019-25741
Mobatek MobaXterm 12.1 contains a structured exception handling (SEH) based buffer overflow vulnerability in the username field of session files that allows remote attackers to execute arbitrary code. Attackers can craft a malicious MobaXterm sessions file with overflow data that triggers the vulnerability when imported and executed, enabling reverse shell execution with user privileges.
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: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: 9.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.64%
- Percentil entre todas las CVEs puntuadas: 49
- 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 access60 % - Impacto principal
T1059Command and Scripting Interpreterexecution55 %
Inferido por reglas deterministas a partir del vector CVSS y la CWE. Solo orientativo.
🛡️ 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-120
Referencias
JSON original (NVD)
Mostrar
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"affected": [
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"published": "2026-06-04T14:16:32.787",
"references": [
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"url": "https://download.mobatek.net/1112019010310554/MobaXterm_Portable_v11.1.zip",
"source": "disclosure@vulncheck.com"
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"url": "https://www.exploit-db.com/exploits/47429",
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"value": "Mobatek MobaXterm 12.1 contains a structured exception handling (SEH) based buffer overflow vulnerability in the username field of session files that allows remote attackers to execute arbitrary code. Attackers can craft a malicious MobaXterm sessions file with overflow data that triggers the vulnerability when imported and executed, enabling reverse shell execution with user privileges."
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{
"lang": "es",
"value": "Mobatek MobaXterm 12.1 contiene una vulnerabilidad de desbordamiento de búfer basada en el manejo estructurado de excepciones (SEH) en el campo de nombre de usuario de los archivos de sesión que permite a atacantes remotos ejecutar código arbitrario. Los atacantes pueden crear un archivo de sesiones de MobaXterm malicioso con datos de desbordamiento que activa la vulnerabilidad cuando se importa y ejecuta, lo que permite la ejecución de una shell inversa con privilegios de usuario."
}
],
"lastModified": "2026-07-22T20:10:00.127",
"sourceIdentifier": "disclosure@vulncheck.com"
}