{"cve":"CVE-2026-30075","nvd":{"published":"2026-04-08T17:21:18.503","modified":"2026-07-25T10:10:00.167","status":"Analyzed","description":"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).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-120"],"references":["https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-ausf/-/issues/6","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"],"products":["openairinterface:oai-cn5g-amf"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2026-30075","score":0.00382,"percentile":0.32309,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}