In OpenAirInterface V2.2.0 AMF, Out of sequence messages causes incorrect state transition during UE registration procedure. This allows authentication to be bypassed completely. If a SecurityModeComplete message is sent after InitialUERegistration, a registration reject is received followed by a registration accept! This leads the UE to be registered without proper authentication.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf/-/issues/77 |
|
History
Tue, 07 Apr 2026 15:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In OpenAirInterface V2.2.0 AMF, Out of sequence messages causes incorrect state transition during UE registration procedure. This allows authentication to be bypassed completely. If a SecurityModeComplete message is sent after InitialUERegistration, a registration reject is received followed by a registration accept! This leads the UE to be registered without proper authentication. | |
| References |
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-04-07T14:29:16.535Z
Reserved: 2026-03-04T00:00:00.000Z
Link: CVE-2026-30079
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Status : Received
Published: 2026-04-07T15:17:38.267
Modified: 2026-04-07T15:17:38.267
Link: CVE-2026-30079
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OpenCVE Enrichment
No data.