6.5

CVE-2026-33907

Ella Core Panics during NAS Authentication Response/Failure with missing IEs

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ellanetworks ≫ Ella Core Version < 1.7.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.143
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security-advisories@github.com 6.5 2.8 3.6
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://github.com/ellanetworks/core/releases/tag/v1.7.0
Release Notes
https://github.com/ellanetworks/core/security/advisories/GHSA-55q8-2gwx-29pc
Vendor Advisory
https://github.com/ellanetworks/core/commit/52962660e3bd3e23c7e96b0da270ac1e0e705273
Patch