CVE-2025-65805

Published Jan 7, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Openairinterface oai-cn5g-amf
CPEs cpe:2.3:a:openairinterface:oai-cn5g-amf:*:*:*:*:*:*:*:*
Vendors & Products Openairinterface oai-cn5g-amf
Type Values Removed Values Added
First Time appeared Openairinterface
Openairinterface cn5g Amf
Vendors & Products Openairinterface
Openairinterface cn5g Amf
Type Values Removed Values Added
Weaknesses CWE-121
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jan 7, 2026, 4:54 PM
Reserved
Nov 18, 2025, 12:00 AM
Status
Analyzed
Published
Jan 7, 2026, 5:16 PM
Modified
Oct 24, 2026, 1:10 PM