Medium (5.3) in open5gs open5gs. EPSS 0.3% chance of exploitation in the next 30 days.
A reachable assertion in the ogs_kdf_hash_mme function of Open5GS <= 2.6.4 allows attackers to cause a Denial of Service (DoS) via a crafted NAS packet.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS
0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)