CVE-2026-2967

Estado: AnalizadaBaja (2.9)—

A security vulnerability has been detected in Cesanta Mongoose up to 7.20. This affects the function getpeer of the file /src/net_builtin.c of the component TCP Sequence Number Handler. The manipulation leads to improper verification of source of a communication channel. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The exploit has been disclosed publicly and may 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:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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: 2.9

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.70%
Percentil entre todas las CVEs puntuadas: 52
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).

Tecnologías afectadas (1)

Cesanta — Mongoose

CWE

CWE-940

Referencias

JSON original (NVD)

Mostrar

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  "published": "2026-02-23T04:16:02.040",
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      "value": "A security vulnerability has been detected in Cesanta Mongoose up to 7.20. This affects the function getpeer of the file /src/net_builtin.c of the component TCP Sequence Number Handler. The manipulation leads to improper verification of source of a communication channel. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
    },
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      "value": "Se ha detectado una vulnerabilidad de seguridad en Cesanta Mongoose hasta la versión 7.20. La cual afecta a la función getpeer del archivo /src/net_builtin.c del componente Gestor de Números de Secuencia TCP. Si se manipula se puede provocar una verificación incorrecta del origen de un canal de comunicación. El ataque puede ser iniciado de forma remota. Está calificado de complejidad alta y difícil de explotar. El exploit ha sido divulgado públicamente y puede ser utilizado. El proveedor fue contactado con antelación sobre esta divulgación, pero no respondió de ninguna manera."
    }
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