CVE-2025-60638 json
NSSF panic due to nil pointer dereference when expiry field is omitted in NSSAIAvailability POST
published 2025-11-24 11 mo ago modified 2026-11-05 4 d ago also GHSA-f2hj-vpp9-6vm2 , GO-2025-4163 , EUVD-2025-198891
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 31%
- public exploits
- 0
- none known
Summary
An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via crafted POST request to the Nnssf_NSSAIAvailability API.
Patch / fix
- go github.com/free5gc/nssf 1.4.0
- govulncheck-vulndb SLE Module for Package Hub 15 SP6, openSUSE Leap 15.6 0.0.20251209T172047-150000.1.127.1
suse advisories SUSE-SU-2025:4395-1
- govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1
opensuse advisories openSUSE-SU-2026:21483-1
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 11 mo ago
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/free5gc/free5gc/issues/704 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| GitHub | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/free5gc/nssf | <1.4.0 |
1.4.0 |
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
github.com
/free5gc/nssf/commit/66fc727a894fa821fde14030346b18de69192204
web, patch
-
github.com
/free5gc/free5gc/issues/704
web, exploit, issue-tracking
-
github.com
/free5gc/free5gc
web, product
-
nvd.nist.gov
/vuln/detail/CVE-2025-60638
advisory
-
github.com
/free5gc/nssf
package
-
github.com
/advisories/GHSA-f2hj-vpp9-6vm2
advisory
Sources
- CVE List CVE-2025-60638
- GitHub Advisory GHSA-f2hj-vpp9-6vm2
- NVD CVE-2025-60638
- OSV GO-2025-4163
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