CVE-2023-47347

PoC —

CVSS 3.1

7.5 high

EPSS

<1%p53

Published

Nov 15, 2023 (Nov 15, 2023)

Modified

Jun 17, 2026

Description

Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP messages whose Sequence Number is mutated to overflow bytes.

Vendors: free5gc
Products: free5gc
Weakness: CWE-120
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.7%)

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