OpenAirInterface v2.2.0 accepts Security Mode Complete without any integrity protection. Configuration has supported integrity NIA1 and NIA2. But if an UE sends initial registration request with only security capability IA0, OpenAirInterface accepts and proceeds. This downgrade security context can lead to the possibility of replay attack.
History

Wed, 08 Apr 2026 16:30:00 +0000

Type Values Removed Values Added
Description OpenAirInterface v2.2.0 accepts Security Mode Complete without any integrity protection. Configuration has supported integrity NIA1 and NIA2. But if an UE sends initial registration request with only security capability IA0, OpenAirInterface accepts and proceeds. This downgrade security context can lead to the possibility of replay attack.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-08T16:04:37.407Z

Reserved: 2026-03-04T00:00:00.000Z

Link: CVE-2026-30080

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-08T17:21:18.623

Modified: 2026-04-08T17:21:18.623

Link: CVE-2026-30080

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.