PT-2025-46697 · Gnb+1 · Gnb+1

Ddgod2025 · Published 2025-11-12 · Updated 2025-11-13 · CVE-2025-63679

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions free5gc versions 4.1.0 and earlier

Description The software contains a buffer overflow issue. When the AMF (Application Management Function) receives an UplinkRANConfigurationTransfer NGAP (New Generation Access Protocol) message from a gNB (gNodeB), the AMF process crashes.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2025-63679

Affected Products

Free5Gc

Gnb

References · 5

• 🔥 https://github.com/free5gc/free5gc/issues/725 · Exploit
• 🔥 https://gist.github.com/DDGod2025/5483d94b028d7a0c111ca23844e8a94d · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-63679 · Security Note
• https://osv.dev/vulnerability/CVE-2025-63679 · Vendor Advisory
• https://twitter.com/CVEnew/status/1988820467575382382 · Twitter Post