Malformed NAS Message Handling in Free5gc AMF Component
CVE-2022-38871

7.5HIGH

Key Information:

Vendor

Free5gc

Status
Free5gc
Vendor
CVE Published:
18 November 2022

What is CVE-2022-38871?

In version 3.0.5 of Free5gc, the Access and Mobility Management Function (AMF) is susceptible to denial of service due to the improper handling of malformed Non-Access Stratum (NAS) messages. This issue could lead to operational disruptions within the system, affecting service availability and performance for users relying on the network functionalities provided by Free5gc.

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References

https://github.com/free5gc/free5gc/issues/198

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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