Medium severity · published May 29, 2025
CVE-2025-29632
Buffer Overflow vulnerability in Free5gc v.4.0.0 allows a remote attacker to cause a denial of service via the AMF, NGAP, security.go, handler_generated.go,…
5.4
CVSS
0.4%
EPSS
No
On KEV
Description
Buffer Overflow vulnerability in Free5gc v.4.0.0 allows a remote attacker to cause a denial of service via the AMF, NGAP, security.go, handler_generated.go, handleInitialUEMessageMain, DecodePlainNasNoIntegrityCheck, GetSecurityHeaderType components
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Free5gc · Free5gc
4.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-29632
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-29632
Third Party Advisory
https://github.com/OHnogood/CVE-2025-29632/
Exploit
https://github.com/free5gc/free5gc/issues/657
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