VDB
CVE-2026-33283
CVE-2026-33283
PUBLISHED
CVSS 6.5 MEDIUM
Ella Core is a 5G core designed for private networks. Versions prior to 1.6.0 panic when processing malformed UL NAS Transport NAS messages without a Request Type. 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 1.6.0 adds a guard when receiving an UL NAS Message without a Request Type given no SM Context.
EPSS 0.03% · 10.5th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.03%
10.5th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| github.com | ellanetworks/core | 0, 0, 0 |
| ellanetworks | ella_core | 0, 0, 0 |
| ellanetworks | core | < 1.6.0, < 1.6.0, < 1.6.0 |
Exploit Intelligence
Timeline
- Mar 19, 2026 CVE Published
- Mar 20, 2026 Security Advisory
- Mar 24, 2026 EPSS Score
- Mar 25, 2026 CVE Updated
- Mar 25, 2026 EPSS Score
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score