Description
Open5GS through 2.8.0 contains a reachable assertion vulnerability in mme_gn_handle_sgsn_context_request() that allows remote unauthenticated attackers to crash the MME via malformed SGSN Address IEs. Attackers sending GTPv1-C traffic from a configured SGSN address with a known UE IMSI or P-TMSI can supply an invalid address length to terminate open5gs-mmed, denying service to all subscribers.
Related CPE's
Could not find any relations
References
CVSS impact metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
5.9 · Medium
Information
Source identifier
Vulnerability status
Deferred
Published
2026-10-09T15:17:11.380Z
1 hour agoLast modified
2026-10-09T15:17:11.503Z
1 hour ago