CVE-2025-52288

high

Description

Assertion failure in function ngap_build_downlink_nas_transport in file src/amf/ngap-build.c, the Access and Mobility Management Function (AMF) component, in Open5GS thru 2.7.5 allowing attackers to cause a denial of service or other unspecified impacts via repeated UE connect and disconnect message sequences.

References

https://github.com/open5gs/open5gs/issues/3862#issuecomment-2853458783

https://github.com/open5gs/open5gs/issues/3862#issue-3006335547

https://github.com/open5gs/open5gs/issues/3862

https://github.com/matejGradisar/open5gs/commit/5467da9763c300520f56bfbe0a7f5a7f980ec2f6

https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-52288

Details

Source: Mitre, NVD

Published: 2025-09-08

Updated: 2025-10-09

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00044