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.

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

.