CVE-2025-52288
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.48% probability · 40th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- open5gs/open5gs
- Source
- cve@mitre.org
References
- https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-52288Third Party Advisory
- https://github.com/matejGradisar/open5gs/commit/5467da9763c300520f56bfbe0a7f5a7f980ec2f6Patch
- https://github.com/open5gs/open5gs/issues/3862Exploit, Issue Tracking
- https://github.com/open5gs/open5gs/issues/3862#issue-3006335547Exploit, Issue Tracking
- https://github.com/open5gs/open5gs/issues/3862#issuecomment-2853458783Issue Tracking
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.