CVE-2026-30075

HIGH EPSS 30.1%
Published Apr 8, 20262mo ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Apr 8, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

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).

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
30.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-120

Affected Products 1

VendorProductVersionRange
openairinterfaceoai-cn5g-amf2.2.0any

References 2

  • gitlab.eurecom.fr https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues/6
    ExploitIssue TrackingThird Party Advisory
  • gitlab.eurecom.fr https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D
    ExploitIssue TrackingThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.