CVE-2026-30075

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-30075
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).

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues/6 Exploit Issue Tracking Third Party Advisory
https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D Exploit Issue Tracking Third Party Advisory
https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D Exploit Issue Tracking Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:openairinterface:oai-cn5g-amf:2.2.0:*:*:*:*:*:*:*
History

14 Apr 2026, 15:47

Type Values Removed Values Added
First Time Openairinterface oai-cn5g-amf
Openairinterface
References () https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues/6 - () https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues/6 - Exploit, Issue Tracking, Third Party Advisory
References () https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D - () https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D - Exploit, Issue Tracking, Third Party Advisory
CPE cpe:2.3:a:openairinterface:oai-cn5g-amf:2.2.0:*:*:*:*:*:*:*

09 Apr 2026, 21:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
CWE CWE-120
References () https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D - () https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues?show=eyJpaWQiOiI2IiwiZnVsbF9wYXRoIjoib2FpL2NuNWcvb2FpLWNuNWctYXVzZiIsImlkIjo1NDE5fQ%3D%3D -

08 Apr 2026, 17:21

Type Values Removed Values Added
New CVE
Information

Published : 2026-04-08 17:21

Updated : 2026-04-14 15:47

NVD link : CVE-2026-30075

Mitre link : CVE-2026-30075

CVE.ORG link : CVE-2026-30075

JSON object : View

Products Affected

openairinterface

  • oai-cn5g-amf
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')