CVE-2025-52288
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 via repeated UE connect and disconnect message sequences.
Fixes and workarounds
Fix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: [email protected]Affected products and versions
| Product | Versions | Authority |
|---|---|---|
| open5gs open5gs |
≤ 2.7.5 (affected, custom) | NVD |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
NVD applicability configurations (1)
These expressions retain AND/OR operators, negation, and required environmental products. A listed product is not sufficient to establish exposure when additional conditions apply.
[
{
"negate": false,
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*",
"versionEndIncluding": "2.7.5",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "OR"
}
]CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 3.1 / 7.5 high |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD: 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Exploit evidence
References
- https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-52288[email protected] · Third Party Advisory
- https://github.com/matejGradisar/open5gs/commit/5467da9763c300520f56bfbe0a7f5a7f980ec2f6[email protected] · Patch
- https://github.com/open5gs/open5gs/issues/3862[email protected] · Exploit, Issue Tracking
- https://github.com/open5gs/open5gs/issues/3862#issue-3006335547[email protected] · Exploit, Issue Tracking
- https://github.com/open5gs/open5gs/issues/3862#issuecomment-2853458783[email protected] · Issue Tracking
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