CVE-2026-32319

Status: AnalyzedHigh (7.5)—

Ella Core is a 5G core designed for private networks. Prior to 1.5.1, Ella Core panics when processing a malformed integrity protected NGAP/NAS message with a length under 7 bytes. 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. This vulnerability is fixed in 1.5.1.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base score: 7.5

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.54%
Percentile among all scored CVEs: 44
Score date: 10/6/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1190 Exploit Public-Facing Applicationinitial access95 %
Primary impactT1499.004 Application or System Exploitationimpact90 %

Vulnerabilidad de red sin autenticación (AV:N/PR:N) que causa pánico al procesar mensajes NGAP/NAS malformados, resultando en DoS por crash de proceso según CWE-125 (out-of-bounds read).

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Filter Network Traffic Vulnerability Scanning Privileged Account Management Network Segmentation Limit Access to Resource Over Network Application Isolation and Sandboxing

Affected technologies (1)

Ellanetworks — Ella Core

CWEs

CWE-125

References

https://github.com/ellanetworks/core/security/advisories/GHSA-m9pm-w3gv-c68f

Raw JSON (NVD)

Show

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  "lastModified": "2026-06-17T10:35:33.380",
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