CVE-2026-33904 details a denial-of-service vulnerability in Ella Core, a 5G core solution for private networks, affecting versions prior to 1.7.0. An attacker with adjacent network access to the N2 interface can exploit a deadlock in the AMF's SCTP notification handler, causing the entire AMF control plane to hang and disrupt service for all subscribers. This issue is rated with a CVSS v3.1 score of 6.5 (Medium), indicating a high impact on availability with low attack complexity. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion regarding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.7.0CPE matchmatch criteria | cpe:2.3:a:ellanetworks:ella_core:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.