CVE-2026-2550

Estado: AplazadaAlta (8.9)—

A vulnerability was found in EFM iptime A6004MX 14.18.2. Affected is the function commit_vpncli_file_upload of the file /cgi/timepro.cgi. The manipulation results in unrestricted upload. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

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:P/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: 8.9

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.97%
Percentil entre todas las CVEs puntuadas: 60
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.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access90 %
Impacto principalT1505.003 Web Shellpersistence85 %
Impacto secundarioT1068 Exploitation for Privilege Escalationprivilege escalation60 %

Vector CVSS:4.0 AV:N (red remota), sin privilegios ni interacción. CWE-434 indica carga de ficheros sin restricciones en /cgi/timepro.cgi, permitiendo inyectar código malicioso en servidor web (web shell). T1190 por acceso remoto no autenticado; T1505.003 por instalación de web shell; T1068 secundar

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

Application Isolation and Sandboxing Exploit Protection Update Software Vulnerability Scanning User Account Management Threat Intelligence Program

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Iptime — A6004mx^AI

CWE

CWE-284, CWE-434

Referencias

JSON original (NVD)

Mostrar

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