CVE-2026-61884
The Tycon Systems TPDIN-Monitor-WEB2 ships without HTTP credentials configured, intended for an installer to set them on first use. On firmware 2.4.4 and earlier, a unit left in this unconfigured state serves the web management interface without requiring any login. An attacker with network access to such a unit can reach full device controls, including power relay management, device reboot, remote access service configuration, and network settings, which could allow disruption of connected infrastructure or physical damage to equipment.
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: 0.56%
- Percentil entre todas las CVEs puntuadas: 45
- 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
T1078Valid Accountsstealth · persistence · privilege escalation · initial access90 % - Impacto secundario
T1499.004Application or System Exploitationimpact85 %
Acceso remoto a interfaz web sin autenticación (AV:N, PR:N, UI:N) en firmware 2.4.4 permitiendo control total del dispositivo. El atacante obtiene credenciales/sesión válida (T1078) y puede causar DoS mediante reinicio o desconexión de infraestructura crítica.
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-306
Referencias
JSON original (NVD)
Mostrar
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"id": "CVE-2026-61884",
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"role": "CISA Coordinator",
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"timestamp": "2026-07-27T14:32:51.857132Z"
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"affected": [
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"source": "ics-cert@hq.dhs.gov",
"affectedData": [
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"vendor": "Tycon Systems",
"product": "TPDIN-Monitor-WEB2",
"versions": [
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"version": "0",
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"published": "2026-07-24T22:16:50.963",
"references": [
{
"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-202-01.json",
"source": "ics-cert@hq.dhs.gov"
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{
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-202-01",
"source": "ics-cert@hq.dhs.gov"
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"description": [
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"descriptions": [
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"value": "The Tycon Systems TPDIN-Monitor-WEB2\nships without HTTP credentials configured, intended for an installer to set them on first use. On firmware 2.4.4 and earlier, a unit left in this unconfigured state serves the web management interface without requiring any login. An attacker with network access to such a unit can reach full device controls, including power relay management, device reboot, remote access service configuration, and network settings, which could allow disruption of connected infrastructure or physical damage to equipment."
}
],
"lastModified": "2026-09-04T22:17:17.723",
"sourceIdentifier": "ics-cert@hq.dhs.gov"
}