Buffer Overflow Vulnerability in free5gc by free5GC
CVE-2023-47347

7.5HIGH

Key Information:

Vendor

Free5gc

Status
Free5gc
Vendor
CVE Published:
15 November 2023

What is CVE-2023-47347?

A buffer overflow vulnerability in the free5gc version 3.3.0 enables attackers to exploit crafted PFCP (Packet Forwarding Control Protocol) messages. By manipulating the Sequence Number, attackers can cause buffer overflows leading to potential denial of service conditions. This flaw emphasizes the need for enhanced security measures in network function virtualization systems.

References

https://github.com/free5gc/free5gc/issues/496

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

.