CVE-2026-28255

Estado: AnalizadaAlta (8.2)—

A Use of Hard-coded Credentials vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to disclose sensitive information and take over accounts.

CVSS

Versión: 4.0
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/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: 8.2

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.48%
Percentil entre todas las CVEs puntuadas: 39
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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement85 %
Impacto principalT1078.001 Default Accountsstealth · persistence · privilege escalation · initial access90 %
Impacto secundarioT1552.007 Container APIcredential access80 %

CWE-798 (credenciales hardcodeadas) en productos Trane accesibles remotamente con PR:H permite obtener cuentas válidas (T1078.001) y exponer secretos (T1552.007); explotación de servicios remotos (T1210) por privilegios requeridos en vector CVSS.

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

Privileged Account Management Network Segmentation Vulnerability Scanning User Account Management Threat Intelligence Program Password Policies

Tecnologías afectadas (3)

Trane — Tracer Concierge Trane — Tracer SC+ Firmware Trane — Tracer SC Firmware

CWE

CWE-798

Referencias

https://www.cisa.gov/news-events/ics-advisories/icsa-26-071-01

JSON original (NVD)

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