CVE-2025-34101
An unauthenticated command injection vulnerability exists in Serviio Media Server versions 1.4 through 1.8 on Windows, in the /rest/action API endpoint exposed by the console component (default port 23423). The checkStreamUrl method accepts a VIDEO parameter that is passed unsanitized to a call to cmd.exe, enabling arbitrary command execution under the privileges of the web server. No authentication is required to exploit this issue, as the REST API is exposed by default and lacks access controls.
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: 4.44%
- Percentil entre todas las CVEs puntuadas: 91
- 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
T1190Exploit Public-Facing Applicationinitial access95 % - Impacto principal
T1059Command and Scripting Interpreterexecution95 % - Impacto secundario
T1078Valid Accountsstealth · persistence · privilege escalation · initial access75 %
API REST sin autenticación en red accesible (AV:N, PR:N, UI:N) → T1190. El parámetro VIDEO sin sanitización pasa directamente a cmd.exe → T1059. Ejecución bajo privilegios del servidor web permite obtener acceso de sesión → T1078.
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-20, CWE-78, CWE-306
Referencias
- https://fortiguard.fortinet.com/encyclopedia/ips/44042
- https://packetstorm.news/files/id/142387
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/http/serviio_checkstreamurl_cmd_exec.rb
- https://vulncheck.com/advisories/serviio-media-server-unauthenticated-command-injection
- https://www.exploit-db.com/exploits/42023
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5408.php
JSON original (NVD)
Mostrar
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"modifiedSubAvailabilityImpact": "NOT_DEFINED",
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"affected": [
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"published": "2025-07-10T20:15:25.877",
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"value": "An unauthenticated command injection vulnerability exists in Serviio Media Server versions 1.4 through 1.8 on Windows, in the /rest/action API endpoint exposed by the console component (default port 23423). The checkStreamUrl method accepts a VIDEO parameter that is passed unsanitized to a call to cmd.exe, enabling arbitrary command execution under the privileges of the web server. No authentication is required to exploit this issue, as the REST API is exposed by default and lacks access controls."
},
{
"lang": "es",
"value": "Existe una vulnerabilidad de inyección de comandos no autenticados en Serviio Media Server, versiones 1.4 a 1.8, en Windows, en el endpoint de la API /rest/action expuesto por el componente de consola (puerto predeterminado 23423). El método checkStreamUrl acepta un parámetro VIDEO que se pasa sin depurar a una llamada a cmd.exe, lo que permite la ejecución arbitraria de comandos con los privilegios del servidor web. No se requiere autenticación para explotar este problema, ya que la API REST está expuesta por defecto y carece de controles de acceso."
}
],
"lastModified": "2026-06-17T09:13:28.033",
"sourceIdentifier": "disclosure@vulncheck.com"
}