CVE-2026-30075

7.5 HIGH

Published: April 08, 2026 Modified: April 14, 2026

Description

OpenAirInterface Version 2.2.0 has a Buffer Overflow vulnerability in processing UplinkNASTransport containing Authentication Response containing a NAS PDU with oversize response (For example 100 byte). The response is decoded by AMF and passed to the AUSF component for verification. AUSF crashes on receiving this oversize response. This can prohibit users from further registration and verification and can cause Denial of Services (DoS).

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues/6

Source: cve@mitre.org

Exploit Issue Tracking Third Party Advisory

https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D

Source: cve@mitre.org

Exploit Issue Tracking Third Party Advisory

https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Exploit Issue Tracking Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.1%

22th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-120

Affected Vendors

openairinterface

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