CVE-2025-65805

CVSS 7.5 HIGHEPSS 0.3%CWE-121

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.5EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

07 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

n/a · n/a

References

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