CVE-2026-30059: n/a
Description
A vulnerability in the NAS decoder component of free5gc version 4.0.1 allows attackers to cause a Denial of Service (DoS) by sending a crafted Registration Request message. This issue does not impact confidentiality or integrity but can disrupt service availability.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-30059 describes a denial of service vulnerability in the NAS decoder of free5gc v4.0.1. An attacker can exploit this flaw by crafting a malicious Registration Request message that triggers the vulnerability, causing the NAS decoder to fail and resulting in service disruption. The vulnerability is classified under CWE-770 (Allocation of Resources Without Limits or Throttling). No patch or official remediation guidance is currently available, and no known exploits have been reported in the wild.
Potential Impact
The vulnerability allows an unauthenticated remote attacker to cause a denial of service condition, impacting service availability of free5gc v4.0.1. There is no impact on confidentiality or integrity according to the CVSS vector. This could disrupt network functions relying on the NAS decoder component.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider monitoring for unusual Registration Request messages and applying network-level protections to limit exposure to untrusted sources.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-03-04T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6a906baaacd9273b49839a34
Added to database: 08/27/2026, 16:54:02 UTC
Last enriched: 09/07/2026, 15:37:27 UTC
Last updated: 10/11/2026, 18:48:18 UTC
Views: 26
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