CVE-2025-65805

OpenAirInterface CN5G AMF<=v2.1.9 has a buffer overflow vulnerability in processing NAS messages. Unauthorized remote attackers can launch a denial-of-service attack and potentially execute malicious code by accessing port N1 and sending an imsi string longer than 1000 to AMF.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

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://github.com/swallele/Vulnerability/blob/main/Openairinterface/Buffer_Overflow/Vulnerability_Report.md	Broken Link

Configurations

Configuration 1 (hide)

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

History

24 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) OpenAirInterface CN5G AMF menor o igual a v2.1.9 tiene una vulnerabilidad de desbordamiento de búfer al procesar mensajes NAS. Atacantes remotos no autorizados pueden lanzar un ataque de denegación de servicio y potencialmente ejecutar código malicioso al acceder al puerto N1 y enviar una cadena imsi de más de 1000 al AMF.

Information

Published : 2026-01-07 17:16

Updated : 2026-10-24 13:10

NVD link : CVE-2025-65805

Mitre link : CVE-2025-65805

CVE.ORG link : CVE-2025-65805

JSON object : View

Products Affected

openairinterface

oai-cn5g-amf

CWE

CWE-121

Stack-based Buffer Overflow

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