Buffer overflow in Openairinterface Oai-Cn5g-Amf
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.
Vulnerability class: Buffer Overflow
EPSS: 0.003 (24.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Openairinterface Oai-cn5g-amf
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Broken Link)
Frequently asked questions
- What is CVE-2025-65805?
- CVE-2025-65805 is a high-severity vulnerability in Openairinterface Oai-Cn5g-Amf, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-01-07.
- How severe is CVE-2025-65805?
- High severity. CVSS v3 base score is 7.5 out of 10.