NVD Vulnerability Detail
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CVE-2026-30080
Summary

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.

Publication Date April 9, 2026, 2:21 a.m.
Registration Date April 15, 2026, 11:32 a.m.
Last Update April 15, 2026, 12:47 a.m.
CVSS3.1 : HIGH
スコア 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC)
攻撃に必要な特権レベル(PR) 不要
利用者の関与(UI) 不要
影響の想定範囲(S) 変更なし
機密性への影響(C) なし
完全性への影響(I)
可用性への影響(A) なし
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:openairinterface:oai-cn5g-amf:2.2.0:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List