CVE-2023-47347

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.

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.74% chance of exploitation in the next 30 days, 54th percentile

Published

2023-11-15

Updated

2024-08-29

Proof-of-concept exploits (1)

• free5gc/free5gc/issues/4962358★ · 2026-09-30

References

• CVE Record
• NVD entry

Related

• CVE-2023-47025
• CVE-2023-47345
• CVE-2023-47346
• CVE-2023-49391
• CVE-2026-1682
• CVE-2026-1683