CVE-2026-33903

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 58/100
Published: 2026-03-27 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Adjacent Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Adjacent
AC: Low
PR: None
UI: None
S: Unchanged
C: None
I: None
A: High

Description

Ella Core is a 5G core designed for private networks. Versions prior to 1.7.0 panic when processing a specially crafted NGAP LocationReport message. An attacker able to send crafted NGAP messages to Ella Core can crash the process, causing service disruption for all connected subscribers. Version 1.7.0 adds guards in NGAP Location Report handler.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
ellanetworks ella_core < 1.7.0

Bug Bounty Relevance

58 / 100
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

6.5 / 10.0 v3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.22%
Raw Score 0.002170
Percentile 12.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00217
2026-10-28
0.00217

Intelligence Sources

nvd ref →