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CVE-2025-52288

7.5 · HIGH

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 t…

Published Sep 8, 2025CWE-400EPSS 0.48%

Overview

CVE-2025-52288 is a high-severity vulnerability. It was published on September 8, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-52288GitHubgithub.com/matejGradisar/open5gs/commit/5467da9763c300520f56bfbe0a7f5a7f980ec2f6GitHubgithub.com/open5gs/open5gs/issues/3862GitHubgithub.com/open5gs/open5gs/issues/3862#issue-3006335547GitHubgithub.com/open5gs/open5gs/issues/3862#issuecomment-2853458783

How CyberStrike helps

Frequently asked questions

What is CVE-2025-52288?

CVE-2025-52288 is a high-severity vulnerability. It was published on September 8, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-52288?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-52288?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-52288?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-52288 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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