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CVE-2023-47345

Date: November 14, 2023

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.

Severity Score

Related Resources (4)

https://github.com/free5gc/free5gc/issues/483
https://nvd.nist.gov/vuln/detail/CVE-2023-47345
https://github.com/free5gc/free5gc
https://www.mend.io/vulnerability-database/CVE-2023-47345

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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