CVE-2026-33907

MEDIUM

6.5

Descripcion

Ella Core is a 5G core designed for private networks. Versions prior to 1.7.0 panic when processing Authentication Response and Authentication Failure NAS message missing IEs. An attacker able to send crafted NAS messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required. Version 1.7.0 added IE presence verification to NAS message handling.

Detalles CVE

Puntuacion CVSS v3.16.5

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vector de ataqueADJACENT_NETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/27/2026

Ultima modificacion3/30/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-476

Referencias

https://github.com/ellanetworks/core/commit/52962660e3bd3e23c7e96b0da270ac1e0e705273(security-advisories@github.com)

https://github.com/ellanetworks/core/releases/tag/v1.7.0(security-advisories@github.com)

https://github.com/ellanetworks/core/security/advisories/GHSA-55q8-2gwx-29pc(security-advisories@github.com)

Correlaciones IOC

Sin correlaciones registradas

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