What is CVE-2022-38870?

CVE-2022-38870 is a high-severity vulnerability in Free5gc, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2022-10-25.

How severe is CVE-2022-38870?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2022-38870 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Free5gc

CVE-2022-38870

Free5gc v3.2.1 is vulnerable to Information disclosure.

Vulnerability class: Broken Authentication

Published 2022-10-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.031 (87.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000

Affected products

Free5gc — versions 3.2.1

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

References

github.com/free5gc/free5gc/issues/387 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-38870?: CVE-2022-38870 is a high-severity vulnerability in Free5gc, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2022-10-25.
How severe is CVE-2022-38870?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-38870 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.