Free5gc
CVE-2022-38871
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages.
AnalysisAI
In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages. Affected products include: Free5Gc.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.
Free5gc NRF 1.4.0 has an authorization bypass in access token generation that allows authenticated users to request toke
free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile co
free5GC is an open-source project for 5th generation (5G) mobile core networks. Versions up to and including 1.4.1 of fr
An improper input validation and protocol compliance vulnerability in free5GC v4.0.1 allows remote attackers to cause a
free5GC is an open-source project for 5th generation (5G) mobile core networks. free5GC go-upf versions up to and includ
free5GC go-upf is the User Plane Function (UPF) implementation for 5G networks that is part of the free5GC project. Vers
An array index out of bounds vulnerability in the AMF component of free5GC v4.0.1 allows remote attackers to cause a den
A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of
free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile co
Remote attackers can inject control characters into the SUPI parameter of free5GC UDM versions up to 1.4.1, causing URL
free5GC SMF versions up to 1.4.1 crash when receiving malformed PFCP SessionReportRequest packets on UDP port 8805, allo
free5GC SMF versions up to 1.4.1 crash when processing malformed PFCP SessionReportRequest messages on the UDP/8805 inte
Same weakness CWE-400 – Uncontrolled Resource Consumption
View allSame technique Denial Of Service
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External POC / Exploit Code
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