Buffer Overflow vulnerability in Open5GS v.2.7.0 allows a remote attacker to cause a denial of service via the NAS 5GS decoder chain, triggered when the message type byte of a NAS PDU is mutated
History

Wed, 19 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-122
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 18 Aug 2026 22:15:00 +0000

Type Values Removed Values Added
Title Remote Buffer Overflow in Open5GS NAS 5GS Decoder
Weaknesses CWE-119

Tue, 18 Aug 2026 20:00:00 +0000

Type Values Removed Values Added
Description Buffer Overflow vulnerability in Open5GS v.2.7.0 allows a remote attacker to cause a denial of service via the NAS 5GS decoder chain, triggered when the message type byte of a NAS PDU is mutated
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-19T12:40:00.358Z

Reserved: 2026-08-07T00:00:00.000Z

Link: CVE-2026-71676

cve-icon Vulnrichment

Updated: 2026-08-19T12:36:13.979Z

cve-icon NVD

Status : Received

Published: 2026-08-18T20:17:24.917

Modified: 2026-08-19T13:18:06.450

Link: CVE-2026-71676

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-18T22:00:14Z