7.5
CWE
120 119
Advisory Published
Updated

GHSA-6944-6pmv-6mp2: Buffer Overflow

First published: Thu Nov 16 2023(Updated: )

Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP message with malformed PFCP Heartbeat message whose Recovery Time Stamp IE length is mutated to zero.

Affected SoftwareAffected VersionHow to fix
go/github.com/free5gc/free5gc<=3.3.0

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Frequently Asked Questions

  • What is the vulnerability ID for this buffer overflow vulnerability?

    The vulnerability ID for this buffer overflow vulnerability is GHSA-6944-6pmv-6mp2.

  • What is the severity of GHSA-6944-6pmv-6mp2?

    The severity of GHSA-6944-6pmv-6mp2 is not mentioned in the available information.

  • How does the buffer overflow vulnerability in free5gc 3.3.0 work?

    The buffer overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service by sending a crafted PFCP message with a malformed PFCP Heartbeat message.

  • How can the denial of service caused by this vulnerability be mitigated?

    The available information does not mention specific mitigation steps for this vulnerability.

  • Where can I find more information about this buffer overflow vulnerability?

    You can find more information about this buffer overflow vulnerability at the following references: CVE-2023-47345, GitHub issue #483, and GitHub Advisory GHSA-6944-6pmv-6mp2.

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